Answer:
Influx of Na+ across the motor end plate resulting in the depolarization of the muscle fiber membrane
**because the influx of Na+ across the motor end plate occurs when Na+ ion channels bind the ligand acetylcholine.
What is the scientific name for a bacterial cell?
Answer:
Prokaryotic cells
Explanation:
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Thank you
What condition must be met for conduction to occur
What evidence in the fossil record supports gradualism?.
Answer:
The evidence in the fossil record that supports gradualism is the intermediate forms of organisms showing graual change. An evolution pattern showing tiny changes in a species gradually adding up to major changes over long periods of time.
Explanation:
23. Power equals
A.Speed plus endurance
B. Strength times speed
C. Speed times velocity
Neither, power= energy/time
In bears, the codon UUU codes for the amino acid phenylalanine. In mice, the codon
AAA codes for the amino acid lysine. In cats, the codon AAU codes for the amino acid
asparagine. In dogs, the codon GGG codes for the amino acid glycine. Which amino
acid would the codon AAA code for in alligators?
A:Glycine//Because the genetic code is not universal
B:Lysine//Because the genetic code is universal
C:Asparagine//Because the Genetic code universal
D:Phenylalanine// Because the genetic code is not universal
Apes and chimpanzees are different species because _________________.
a. they live in different environments
b. they cannot produce offspring together
c.they have different physical features
d.they eat different foods
Answer: b
Explanation:
different species cant reproduce
why were the alpha particles deflected by the nucleus and not attracted to it?
Answer:
Alpha particles are positively charged He nuclei. And the nucleus contains positive charged protons and neutral neutrons. On hitting the nucleus, due to similar charges, alpha particles repel away. (Like repels like)
What is thought to have caused the extinction at the end of the Cretaceous period
Answer:
To answer your question the most common belief of the mass extinction of the Cretaceous period was due to an asteroid impact.
Explanation:
A career as a manager of a business
requires the person to be able to handle
which of the following?
A. Only one position/job
B. Just one department
C. Multiple employees
D. Entire company advertising
Answer:
C
Explanation:
What are the "two sides" of the
Golgi body?
Explanation:
Cis and trans face of Golgi apparatus are two sides of Golgi apparatus. Cis face receives vesicles from ER. These vesicles fuse with Golgi apparatus and form new cisternae. Vesicles filled with processed proteins and lipids exit from the trans face of the Golgi apparatus.
.
mutations that result in phenotypes that are favored by natural selection are known as
harmful
beneficial
somatic
gamete
Answer:
beneficial
Explanation:
beneficial mutations cause phenotypes that allows organism to have more fitness (like more offspring) and be favored by nature.
How can 2 locations roughly the same distance from the equator (the same amount of sunlight) have such a different climates?
Answer:
Explanation:
Latitude or distance from the equator - Temperatures drop the further an area is from the equator due to the curvature of the earth. The humid subtropical climate is generally located between 25° and 35° latitude on the east sides of continents. Also, temperatures decrease as you move away from the equator.
which term refers to the fact that the therapist cannot disclose
Gram-positive and Gram-negative bacteria are most commonly differentiated in the laboratory by whether __________ .
Answer:
They take up the Gram stain.
If yes, gram positive.
If not, gram negative.
which statement about RNA is correct
a. tRNA bonds with mRNA, bringing in amino acids
b. rRNA helps tRNA make a copy of the DNA gene
c. mRNA carries the code of rENA to the nucleus
d. mRNA is made from tRNA drying transcription
Answer:
à
Explanation:
r
tRna bonds with mRna, bringing in amino acids
The brain is an organ in the nervous system.
Which of the following is true about the brain?
Choose 1 answer:
(A) the brain is made up of a single type of tissue.
(B) the brain is made up of different tissues that carry out the same function.
(C) the brain is made up of tissues with different functions that work together.
Answer:
C
Explanation: the brain is made up of tissues with different functions that work together.
The brain is an organ in the nervous system, so the statement that is true about the brain is that the brain is made up of tissues with different functions that work together, which is in option C.
What is the function of the brain as a part of the central nervous system?The brain is a part of the central nervous system, and it is one of the most complex organs in the body which is responsible for coordinating and controlling body functions such as movement, sensation, thought, etc. by receiving and interpreting information from the senses and generating responses to that information.
Hence, the brain is an organ in the nervous system, so the statement that is true about the brain is that the brain is made up of tissues with different functions that work together, which is in option C.
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State two functions of vascular bundles in leaves
Answer:
Vascular bundle consists of two complex tissues- xylem and phloem. So it has the functions of both.
Functions of vascular bundle:
Transportation of water and minerals from roots to other plant parts and leaves.
Transportation of food from leaves to all other plant parts.
Sometimes, it also serves for support.
Explanation:
Hope it help you
The function of vascular bundles in leaves is transportation of water and minerals from roots to other plant parts and leaves.
What do you mean by vascular bundles?A vascular bundle is a part of the transport system in vascular plants. The transport itself happens in the stem, which exists in two forms: xylem and phloem.
Vascular bundles play important roles in transporting nutrients, growth signals, amino acids, and proteins between aerial and underground tissues.
It is a component of the transport system in vascular plants. It comprises two tissues, i.e. phloem and xylem. Xylem comprises vessel elements, tracheids, xylem sclerenchyma, xylem parenchyma, and xylem fibers.
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What are 2 reasons a species might evolve to become a new species?
Genes, chromosomes, and DNA are important structures for processes related to heredity and reproduction. How are these structures related?
A
Many chromosomes make up a gene, and many genes make up DNA.
B
A chromosome is the same thing as a gene and both are made of DNA.
C
DNA is made up of chromosomes, and chromosomes are made of genes.
D
Genes are sections of DNA that make up a chromosome.
Answer:
C
DNA is made up of chromosomes, and chromosomes are made of genes.
Temperature, cloud cover, and thunder are all examples of
O a. storms
O b. weather
O c. climate
O d. barometric pressure
Temperature, cloud cover, and thunder are all the examples of weather. Thus, the correct option is B.
What are the weather conditions?Weather is the state of the atmosphere. This is the degree to which it is hot or cold, wet or dry, calm or stormy, clear or cloudy at a geographical location. On the Earth, most weather phenomena occur in the lowest layer of the planet's atmosphere, the troposphere, just below the stratosphere of the Earth.
Weather refers to the day-to-day temperature, precipitation, and other atmospheric conditions, whereas the climate is the term for the averaging of atmospheric conditions over longer time periods.
Weather includes the sunshine, rain, cloud cover, winds, hail, snow, freezing rain, flooding, ice storms, thunderstorms, steady rains from a cold front or warm front, excessive heat, and heat waves.
Therefore, the correct option is B.
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When we say that DNA replication is semiconservative, we mean that: None of the other answer options is correct. only half of an organism's DNA is replicated during each cell division. parental DNA stays in the parent cell and daughter DNA ends up in the daughter cell. when DNA is replicated each new double helix contains one parental strand and one newly synthesized daughter strand.
Answer:
each new double helix contains one parental strand and one newly synthesized daughter strand, is the correct answer
What is the physiological cause of a heart attack?.
Answer:
stress
Explanation:
when stress levels are high, your whole body is affected including your heart. when stress levels become so high that you're affected, your heart suffers and causes a heart attack.
How do you think the reef will react to a lionfish invasion if there was no sea urchins?
The population of reefs reduces drastically if there are no sea urchins since lionfish use them as a source of food. That way, the lionfish began feeding on the reef itself.
A group of Right Whales are moving from the coast of Nova Scotia to the coast of Georgia. What are the Right Whales doing? A. emigrating from Georgia
B. hibernating in Georgia
C. immigrating to Georgia
D. remaining in Georgia
Answer:
it is b they are hibernating
The continental crust is:
A. Composed mostly of granite.
B. up to 6 km thick.
C. formed from quickly-cooled lava.
D. made of rock 200 million years old.
(ik this isnt biology but they dont have an option for the subject it is)
Answer:
The answer is A.
Explanation:
The continental crust juts above water because it is thick and granite is less dense than basalt so it floats higher on top of Earth’s interior.Y’all I need help, I will give brainliest, or whatever it’s call just please help
Answer:
sorry cant see the image what is the question
Explanation:
If you took a cross-section of soil from your backyard, what would be the correct order of soil layers from top to bottom?
bedrock, parent rock, subsoil, topsoil, organic
bedrock, subsoil, parent rock, organic, topsoil
topsoil, organic, subsoil, bedrock, parent rock
organic, topsoil, subsoil, parent rock, bedrock
topsoil, organic, subsoil, bedrock, parent rock
Answer: organic, topsoil, subsoil, parent rock, bedrock
Explanation:
ill give brain thing
Answer:
B
Explanation:
Bacteria are bigger and more complex than viruses, though they can still spread through the air.
Which term describes a possible explanation of or answer to a scientific question that is based on prior knowledge or
research and that is testable?
Answer:testing
Explanation:bytrsting and work you good
genetic modification of food crops is considered controversial because
Answer:
Although GMO have their own benefits they have certain disadvantages too.
1) They may cause allergies.
2) They can make pest resistant plants.
3) Morally, humans have no right to interfere with God's creations.
4) They can cause antibiotic resistance.
