Answer:
idekoifoiwhwoifh
Explanation:
How can detritivores be beneficial to the environment?
O A) allow predation to occur
O B) rid waste and dead matter
O C) provide food for autotrophs
O D) facilitate photosynthesis in plants
Answer:
B
Explanation:
How can detritivores be beneficial to the environment?
O A) allow predation to occur
O B) rid waste and dead matter
O C) provide food for autotrophs
O D) facilitate photosynthesis in plants
ANSWER:O A) allow predation to occur
O A) allow predation to occurO B) rid waste and dead matter
O C) provide food for autotrophs.
O D) facilitate photosynthesis in plants
__________________CARRY ON LEARNING
CAN YOU BRAINLEST ME PLEASE
which muscle cells have desmosomes and gap junctions
Answer:
Cardiac muscle cells are rectangular-shaped cells connected by regions called intercalated discs. Intercalated discs contain gap junctions and desmosomes.
Explanation:
The muscle cells that have desmosomes and gap junctions are cardiac and smooth muscle cells. The correct option is C.
What is a cardiac cell?Cardiac cells are the chain of myofibrils and look like a chain of rods. It is of red color. Cardiac muscle cell has three types of gap junction. The two types are sheet desmosomes and spot desmosomes.
The options are attached below.
Thus, the correct option is C. cardiac and smooth muscle cells.
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Does hermatite occur naturally
Answer:
I would say yes.
Explanation:
Hematite is found as a primary mineral and as an alteration product in igneous, metamorphic, and sedimentary rocks. It can also form during contact metamorphism when hot magmas react with adjacent rocks. The most important hematite deposits formed in sedimentary environments.
I hope I'm correct
Answer:
Hematite is found as a primary mineral. it is naturally formed in sedimentary environments.
Gypsum is a naturally occurring stone, a metallic salt of calcium. It commonly forms as an evaporite from the dissolution of limestone by exposure to sulphuric acid from volcanic activity
So the answer is YES
PLEASE HELP
which of the following should be a characteristic of a stable ecosystem
a. an increase in human interference
b. an obundance of biodiversity
c. a high number of predators and a lesser number if producers
d. a lack of interdependence of organisms
Answer:
b. an obundance of biodiversity
3. Which of the following resembles a hypothesis?
Joe witnesses a shooting star and makes a wish.
Shen wonders how shooting stars form in outer space.
Rodney claims that shooting stars burn from entering Earth's atmosphere.
Jane researches how much friction causes combustion.
Answer:
Rodney claims that shooting stars burn from entering Earth's atmosphere.
Answer:
Rodney claims that shooting stars burn from entering earths atmosphere
Explanation:
Photosynthesis (requires), energy to build organic molecules.
Correct it
Answer:
Photosynthesis requires energy to build organic molecules.Explanation:
Photosynthesis requires energy to build organic molecules.
Remove brackets before and after requires and comma in the sentence, it will be correctly punctuated as above.
Answer:
photosynthesis requires energy to build organic moleculesExplanation:
photosynthesis, certain organisms convert solar energy (sunlight) into chemical energy, which is then used to build carbohydrate molecules. The energy used to hold these molecules together is released when an organism breaks down food. Cells then use this energy to perform work, such as cellular respiration.
hope it helps (^^)
# Cary on learning
Opinion: is our current water use sustainable? Why or why not?
Answer:
This actually depends, since most of our water is filtered (depending on where you live) then yes it is sustainable! But if our water wasn't filtered then no, it would not be sustainable. This is because of all the things that go into our water before it's filtered. We've got plastic, trash, dead fish and all that, in some cases sewer system drainage and a lot more that goes into the filtered water that we drink.
Explanation:
5. Blueshift is observed when
1 point
O a luminous object travels alongside an observer
O a distant luminous object travels rapidly towards an observer
O a distant luminous object travels rapidly away from an observer
O a luminous object is stationary compared to an observer
Pls help I will give 21 points if it is correct
Answer:
(b) a distant luminous object travels rapidly towards an observer.
Explanation:
Blueshift is observed when a distant luminous object travels rapidly towards an observer. The correct option is B.
What is blueshift?The displacement of an approaching celestial body's spectrum toward shorter wavelengths is known as blueshift.
When an object moves away from us, the light it emits is known as redshift; when an object moves towards us, the light it emits is known as blueshift.
The blue and red shift of stars cannot be seen with the bare eye. There are several reasons for this.
First, even for an object moving at thousands of kilometers per hour, the effect is minor, with only a slight change in hue.
Red light, with both the longest wavelength, is at one end of the spectrum.
The shortest wavelength is blue or violet light. White light is a blend of all the colors in the color spectrum. It has every color of the rainbow.
Thus, the correct option is B.
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how did zebra mussels make it to the united states
Answer:
The zebra mussel is native to Eastern Europe and Western Russia. The species was unintentionally introduced into the United States' Great Lakes through the discharge of contaminated cargo ship ballast water.
what kind of energy is necessary to initiate the process of photosynthesis?
Answer:
Light energy.
Photosynthesis requires light, water, carbon dioxide, and light absorbing
______.
Answer:
To perform photosynthesis, plants need three things: carbon dioxide, water, and sunlight. By taking in water (H2O) through the roots, carbon dioxide (CO2) from the air, and light energy from the Sun, plants can perform photosynthesis to make glucose (sugars) and oxygen (O2).
Explanation:
I didt really understand your question.
Answer:
chlorophyll
Explanation:
During light reaction, the chlorophyll entraps light and the solar energy is converted into chemical energy in the form of ATP molecules.
IM THE DUMMEST PERSON ALIVE
plz help me on this it’s due today
Answer:
Help with what boo?
What determines whether a metamorphic rock is foliated or nonfoliated?
it's 3 i think. bbjghjhgsjsishgdjdj
NEED HELP ASAP!!! WILL GIVE BRAINLIEST!!!!
Hom-ozygous tall pea plants look the same as heterozygous tall pea plants. Formulate a pollination experiment to identify whether a tall pea plant is hom-ozygous or heterozygous. Explain your answer in 3-5 sentences.
Answer:
You can cross the plant with hom-ozygote recessive pollen, and the height of the progeny will show whether the plant was heterozygous or hom-ozygous.
Explanation:
someone help me with this !!!!
Answer:
For structural support: Nucleic acid.
For energy storage: Lipids or Carbohydrates. ( I'm kinda confused with this one since both do the job )
For membrane and barrier formation: Lipids or Carbohydrates. ( I'm kinda confused with this one since both do the job )
For Catalyst and biological formation: Protine
For Genetic information storage: Nucleic acid.
For Chemical signaling: Lipid.
Drag each tile to the correct location,
Classify the hypotheses about the dwarf planet Pluto as falsifiable or non falsifiable,
Pluto's surface is made
mostly of frozen
nitrogen
Pluto has an unpleasant
climate
Pluto's orbit is slowing down
due to tidal friction,
Pluto's landscape is dull and
boring compared to other
dwarf planets in its vicinity,
Falsifiable
Non-Falsifiable
The hypotheses about the dwarf planet Pluto can be divided into the following:
Non-falsifiable
Pluto has an unpleasant climate.Pluto's landscape is dull and boring compared to other dwarf planets in its vicinity.Falsifiable
Pluto's surface is made mostly of frozen nitrogen..Pluto's orbit is slowing down due to tidal friction.What is Falsifiable and Non-falsifiable hypotheses?Falsifiability is the capability for some proposition, statement, theory or hypothesis to be confirmed wrong. That capacity exists as an important component of the scientific approach and hypothesis testing. In a scientific context, falsifiability exists sometimes regarded synonymous with testability.
The falsifiable hypothesis can be denied by tests done with the most delinquent technology. The non-falsifiable hypotheses on the other hand can't refuted as tests have confirmed them to be true.
Hence,
The hypotheses about the dwarf planet Pluto can be divided into the following:
Non-falsifiable
Pluto has an unpleasant climate.Pluto's landscape is dull and boring compared to other dwarf planets in its vicinity.Falsifiable
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how you would use the light microscope to view a wet mount of a protest, assuming the microscope is plugged in and that the light source is on
Answer:
1.Collect a thin slice of your sample and place it on a clean, dry slide 2.Place one drop of water over your sample 3. Place the coverslip at a 45-degree angle with one edge touching the water and let go 4. Your slide is ready to be viewed.
Explanation:
Hope It Help
Which event is an example of condensation?
A. A puddle dries when exposed to the Sun.
B. A lake becomes a skating rink in the winter.
C. Fog forms in a valley.
D. A spilled drop of rubbing alcohol disappears.
Answer:Fog forms in a valley
Explanation:School
You have recently identified a new toxin. It is produced by a gram-negative bacterium. It is composed mostly of protein, has high toxicity, and is not heat stable. You also discover that it targets liver cells. Based on these characteristics, how would you classify this toxin
Based on the characteristics above, this toxin can be categorized as EXOTOXIN. These toxins (exotoxins) are produced by different types of bacteria.
Exotoxins are a broad category of proteins produced by bacteria that enter host cells in order to alter their physiological properties.
These toxins (exotoxins) can be secreted by Gram-negative bacteria and Gram-positive bacteria.
Examples of exotoxins include botulinum toxin secreted by Clostridium botulinum bacteria, tetanospasmin toxin secreted by Clostridium tetani bacteria, etc.
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In science, the term theory is applied only to ideas that are supported by a vast, diverse array of evidence. How is the term used in everyday life?
Answer:
It explains facts and allows people to make predictions.
Explanation:
In everyday life, the word theory often means an untested hunch, or a guess without supporting evidence. A theory not only explains known facts but also allows scientists to make predictions of what they should observe if a theory is true.
In science, the term theory is applied only to ideas that are supported by a vast, diverse array of evidence. The term is also used in everyday life based on personal beliefs which does not support any strong evidence.
What is scientific theory?In science, a theory is a term applied to a well-explanation of an aspect of the natural world on the basis of empirical evidence that has undergone rigorous testing and evaluation. The process involves collecting and analyzing data and observations and hypotheses are based on the data obtained which form the basis of scientific theory. Therefore, scientific theory is an explanation that has been verified by scientific researchers.
However, the term theory is casually used in everyday language without any scientific proof. For example, someone may say "I have a theory that the universe fake". This fact is casually spoken by a person which is not based on any scientific fact.
Scientific theories are based on evidence supported by rigorous testing, while everyday theories are based on personal beliefs without any strong evidence.
Therefore, the term theory is also used in everyday life, which is based only on a personal belief, and not only on any scientific fact.
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what are the scientific importances of studying anatomical features of angiosperns
Answer: All angiosperms are comprised of stamens which are the reproductive structures of the flowers. They produce the pollen grains that carry the hereditary information. The carpels enclose developing seeds that may turn into a fruit. The production of the endosperm is one of the greatest advantages of angiosperms.
Explanation:
What is the plasma (cell) membrane? What is its main function?
The plasma membrane, also called the cell membrane, is the membrane found in all cells that separates the interior of the cell from the outside environment.
The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell. And that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.
what are some reasons implicit stereotypes might differ from explicit stereotypes?
Answer:
Implicit stereotypes are automatically activated and operate indirectly, and thus individuals may not be aware that they possess such beliefs. In contrast, explicit stereotypes are accessible to conscious awareness and are what individuals report when asked about group differences.
Explanation:
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Implicit stereotypes operate automatically and indirectly, so people may not realize they have them. When asked about group differences, people report explicit stereotypes.
What are stereotypes?A stereotype is a preconceived notion or combination of traits that many people hold to be indicative of a certain kind of person or object. Stereotypes are traits that society automatically ascribes to particular groups of people in order to categorize them according to factors like age, weight, occupation, skin tone, gender, etc.
Since implicit stereotypes function subtly and automatically, people may not even be aware that they hold such beliefs. Conversely, explicit stereotypes are cognizable and are what people report when questioned about group differences.
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Explain how the structure of an enzyme can affect its function.
Explanation:
i hope the answer will help you !
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What type of molecule is ATP?
a nucleotide
O a monosaccharide
O an amino acid
O a lipid
Answer:
ATP is a nucleotide consisting of an adenine base attached to a ribose sugar, which is attached to three phosphate groups. These three phosphate groups are linked to one another by two high-energy bonds called phosphoanhydride bonds.
Explanation:
Hope that this Is helpful.
Have a Great day dear.
Describe the importance of buffers in solutions in allowing the process shown above to
take place.
Buffers are solutions that help maintain a relatively stable pH level when an acid or base is added to them. They play a crucial role in various biological, chemical, and industrial processes.
1. **Maintaining pH Stability:** Many chemical reactions, especially those involving biological systems, are highly sensitive to changes in pH. Buffers prevent drastic shifts in pH by absorbing or releasing hydrogen ions (H+) in response to the addition of acids or bases. This stability is vital for maintaining the proper functioning of enzymes, cellular processes, and other biochemical reactions.
2. **Biological Systems:** Living organisms have specific pH ranges at which their metabolic processes function optimally. Buffers in bodily fluids like blood help maintain these pH ranges, ensuring that cellular processes, enzyme activities, and other physiological functions occur correctly.
3. **Chemical Reactions:** In many chemical reactions, the rate and outcome are influenced by the pH of the solution. Buffers ensure that the pH remains within a certain range, allowing reactions to proceed at the desired rate and producing the intended products.
4. **Laboratory Settings:** Buffers are essential in laboratory settings where accurate and controlled pH conditions are required. Researchers use buffers to create stable environments for conducting experiments, ensuring that the conditions mimic natural or desired circumstances.
5. **Industrial Processes:** Buffers are used in various industrial processes, such as in the manufacture of pharmaceuticals, food products, and chemicals. They help maintain consistent reaction conditions, enhance yield, and prevent unwanted side reactions.
6. **Environmental Impact:** In some cases, buffers can help mitigate the environmental impact of chemical processes. By maintaining a stable pH in waste streams, buffers can prevent the release of harmful byproducts or mitigate the impact of acidic or alkaline effluents on ecosystems.
7. **Quality Control:** Buffers are important in quality control processes, especially in industries where accurate pH measurements are crucial. For example, in the production of electronics or semiconductors, precise pH control is essential to ensure product reliability.
8. **Drug Formulation:** Buffers play a role in drug formulation to stabilize the pH of pharmaceutical products. This ensures that drugs remain effective and safe throughout their shelf life.
In summary, buffers are critical in maintaining pH stability, which is essential for the proper functioning of biological systems, chemical reactions, and industrial processes. They allow processes to take place under controlled conditions and prevent pH-related disruptions that could otherwise negatively impact the outcome of these processes.
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A day on Earth is approximately 24 hours, which is the amount of time it takes for Earth to complete one
rotation around its axis. How do the two tidal bulges created by the Moon align with the number and
frequency of tides for each coastal city??
Answer:
Because the Earth rotates through two tidal “bulges” every lunar day, coastal areas experience two high and two low tides every 24 hours and 50 minutes. High tides occur 12 hours and 25 minutes apart. ... This occurs because the moon revolves around the Earth in the same direction that the Earth is rotating on its axis.
The two bulges created by the Moon align with the number and frequency of tides for each coastal city by the fact that the coastal cities experienced two consecutive high and low tides within the time interval of 24 hours and 50 minutes.
What do you mean by Tidal bulges?Tidal bulges may be defined as a type of natural phenomenon that significantly involves the gravitational attraction between the moon and the Earth provoking the water in the oceans which is present in a fluid state and mobile in nature.
These attributes force the water to be pulled toward the moon and stimulate the production of bulges. And due to the revolution of the earth on its axis changes the location of the water.
The process of tidal bulges accomplished the consistent revolution of the moon around the earth with respect to the rotation of the earth on its axis in the same direction.
Therefore, the coastal cities experienced two consecutive high and low tides within the time interval of 24 hours and 50 minutes.
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the packaging and distribution center of the cell is the
Answer:
golgi apparatus
Explanation:
Question 1 (1 point)
Which of the following is NOT something that can cause your core temperature to change?
Question 1 options:
Fevers caused by disease
Enzymes denaturing in your cells
When the external temperature gets really hot or cold
Energy produced by your muscles when you exercise
Question 2 (1 point)
Why is it so important to maintain a core temperature of 37°C?
Question 2 options:
Your core temperature doesn't stay at 37°C, it will actually change and reflect the temperature outside.
Your body can only make cells at 37°C, and we need cells because that is what our body is made of.
It is just best to keep that temperature so you don't shiver or sweat.
The enzymes in our cells work best at this temperature and these enzymes are needed to carry out all the reactions that happen in our body to keep us alive.
Question 3 (1 point)
What happens to your enzymes when they get too hot?
Question 3 options:
The enzymes denature and the active site alters, so the substrate can't fit in there properly and chemical reactions don't happen as fast.
The enzyme changes shape, but the substrate still fits in and the chemical reaction can still take place.
The enzyme dissolves and the pieces then need to be rebuilt before they can be used again.
Nothing, the enzyme can handle temperature changes in the body.
Question 4 (1 point)
Which organ is super important in helping you in both conserving heat and cooling your off?
Question 4 options:
Skeletal System
Excretory System
Respiratory System
Integumentary (Skin) System
Question 5 (1 point)
The __________ is the temperature-regulating center of the brain and can detect temperature changes to the blood as it flows through the brain.
Question 5 options:
Skin
Hypothalamus
Nervous system
Thymus
Question 6 (1 point)
Which of the following best describes how your muscular and skin systems work to warm you up if you get too cold?
Question 6 options:
Your muscles begin to contract fast and this movement helps you warm up
Small erector muscles work to raise the hairs on your skin. This helps trap the air close to the skin, goose bumps appear and the air acts as an insulator
blood vessels narrow keeping the blood away from the skin to keep you warm
Sweat glands release sweat to ensure you stay the proper temperature
Question 7 (1 point)
Which of the following best describes how your circulatory and skin systems work together to cool you off when you get too hot?
Question 7 options:
Your blood vessels (capillaries) dilate allowing blood to flow near the surface of your skin. This allows the heat to be released through your skin to help you cool off.
You begin to sweat which leaves salt on your skin after the sweat evaporates.
The hairs on your skin will lie flat to allow better evaporation of sweat and to allow the heat to be released into the air
Goose bumps show up to help your muscles contract to help cool you off
Question 8 (1 point)
If your core temperature falls too low, it is called __________________
Question 8 options:
hyperthermia
thermoregulation
hypothermia
dehydration
Question 9 (1 point)
Extreme tiredness and lethargy (slow, not moving much) are the first signs of someone experiencing hypothermia?
Question 9 options:
True
False
Question 10 (1 point)
When people exercise in hot weather, which of the following could happen?
Question 10 options:
People can acclimate to the hotter conditions over time producing more sweat that has lower salt levels
Homeostasis, this could cause their blood sugar levels to rise
Excessive sweating can lead to dehydration and heat stroke. Drinking lots of water can help prevent this situation from happening
Both A and C
1pregunta= 3
2pregunta=2
3pregunta=3
4pregunta= 3
5pregunta= 2
1. Enzymes denaturing in your cells cannot change the core temperature.
2. The enzymes in our cells work best when the core temperature is at 37°C .
3. When the enzymes get cold they denature and the active site alters.
4. Integumentary (Skin) System helps in both conserving heat and cooling off.
5. The Hypothalamus is the temperature-regulating center of the brain.
6. Small erector muscles work to raise the hairs which helps in warm up.
8. If your core temperature falls too low, it is called Hypothermia.
9. Extreme tiredness and lethargy are the first signs of someone experiencing hypothermia is True.
Enzymes are biological molecules, specifically proteins, that act as catalysts in various chemical reactions within living organisms.
1. Enzymes denaturing in your cells
2. The enzymes in our cells work best at this temperature and these enzymes are needed to carry out all the reactions that happen in our body to keep us alive.
3. The enzymes denature and the active site alters, so the substrate can't fit in there properly and chemical reactions don't happen as fast.
4. Integumentary (Skin) System
5. Hypothalamus
6. Small erector muscles work to raise the hairs on your skin. This helps trap the air close to the skin, goose bumps appear and the air acts as an insulator
7. Your blood vessels (capillaries) dilate allowing blood to flow near the surface of your skin. This allows the heat to be released through your skin to help you cool off.
8. Hypothermia
9. False
10. Both A and C
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What skeletal issue causes the outward curving of the spine, or a hunchback posture?
Answer:
b. Kyphosis
Explanation:
Answer:
Kyphosis
Explanation:
