Which statement is true of X chromosomes?

A. Women have two of them.
B. Half of the babies born do not save them.
C. Only women have them.
Đ. Only men have them

Answers

Answer 1
A. People born female have 2 X chromosomes

Related Questions

A cell wall is ___ found in plant cells

Answers

Only. A cell wall is only found in plant cells

1/10
To be determined
Which of the following are parts of the cell theory?
a All cells come from other cells.
b All organisms are composed of cells.
С
Cells are alive and the basic units of organization in
all organisms.
d All of these are parts of the cell theory,

Answers

Answer:

D is the answer All of those are parts of the cell theory!

NEED ASAP PLEASE
Explain the difference between microscopic and macroscopic protozoa.

Answers

Answer:

Microscopic organisms can be seen only under the magnification(microscope) whereas macroscopic can be visible by naked eye.

Explanation:

Which statement correctly demonstrates the relationship between cellular respiration and photosynthesis?

A: The ATP produced by all cells during cellular respiration can be used by plant cells to produce water molecules during photosynthes

B: The glucose produced by plant cells during photosynthesis can be used by all cells to produce ATP during cellular respiration.

C: The oxygen produced by all cells during cellular respiration can be used by plant cells to produce glucose during photosynthesis.

D: The water molecules produced by plant cells during photosynthesis can be used by all cells to produce oxygen during cellular O respiration.​

Answers

Answer:

your answer is B.  The glucose produced by plant cells during photosynthesis can be used by all cells to produce ATP during cellular respiration.

Explanation:

Photosynthesis makes the glucose that is used in cellular respiration to make ATP. The glucose is then turned back into carbon dioxide, which is used in photosynthesis. While water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.

how many copies of each chromosome are contained in each of the daughter cells resulting from meiosis?

Answers

Answer:

Each daughter cell will have half of the original 46 chromosomes, or 23 chromosomes. Each chromosome consists of 2 sister chromatids. The daughter cells now move in to the third and final phase of meiosis: meiosis II. At the end of meiosis I there are two haploid cells.

Explanation:

Hope this helps.

Each daughter cell has 23 of the 46 chromosomes. Sister chromatids make up each chromosome. Daughter cells enter meiosis II, the final step. Two haploid cells result from meiosis I.

What is meiosis?

Meiosis is a specialized kind of cell division that occurs in the germ cells of animals that reproduce sexually. This form of cell division is responsible for the production of gametes, such as sperm and egg cells. This process requires two rounds of cell division, and at the end of it, there are four cells that each have a single copy of each chromosome.

There are 46 chromosomes total, and each daughter cell has 23 of them. Each chromosome is composed of two sister chromatids. In the second and last stage of meiosis, daughter cells participate. Meiosis I always results in the formation of two haploid cells.

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what is occurring during the s phase of the cell cycle?

Answers

During S phase (synthesis), DNA replication takes place. Completion of DNA synthesis is followed by G2 phase during which cell growth continues and proteins are synthesized in preparation for mitosis. S page lasts for 8 hours approximately.

In recent years, poaching in Africa has declined. Will the decrease of poaching lead to a return of more elephants with tusks in future generations?

Answers

Yes, reducing poaching will help increase the elephant population

A cooler area appearing from time to time on the sun's surface, appearing dark by contrast with its surroundings.​

Answers

Answer:

Are you talking about a sunspot?

Explanation:

A father with type A+ blood and a mother with type 0+ blood have four children. Of their four children, two have type A+ blood and two have
type O+ blood. What is the genotype of the father?

Answers

Answer:

The father IA i

Explanation:

They have a child O (ii)

Does quartzite occur naturally

Answers

Yes. The intense heat and pressure of metamorphism causes the quartz grains to compact and become tightly intergrown with each other, resulting in very hard and dense quartzite.

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Describe the structures of Kidney​

Answers

Explanation:  The kidneys perform many crucial functions, including maintaining overall fluid balance. regulating and filtering minerals from blood. filtering waste materials from food, medications, and toxic substances. creating hormones that help produce red blood cells, promote bone health, and regulate blood pressure.

I guess this helped you

what are the functions of the kidney

Answers

Basic Functions
The kidneys are essential for homeostasis (maintaining a constant internal environment) of the body's extracellular fluids. Their basic functions include:
1. Regulation of extracellular fluid volume. The kidneys work to ensure an adequate quantity of plasma to keep blood flowing to vital organs.

2. Regulation of osmolarity. The kidneys help keep extracellular fluid from becoming too dilute or concentrated with respect to the solutes carried in the fluid.

3. Regulation of ion concentrations. The kidneys are responsible for maintaining relatively constant levels of key ions including sodium, potassium and calcium.

4. Regulation of pH. The kidneys prevent blood plasma from becoming too acidic or basic by regulating ions.

5. Excretion of wastes and toxins. The kidneys filter out a variety of water-soluble waste products and environmental toxins into the urine for excretion.

6. Production of hormones. The kidneys produce erthryopoietin, which stimulates red blood cell synthesis, and renin, which helps control salt and water balance and blood pressure. They are also involved in regulating plasma calcium and glucose levels.

in the article, which technologies have been developed to enhance space exploration? choose all that apply

Answers

Answer:

Hahahah

Explanation:

examples of foods that are rich sources of phytochemicals include

Answers

Answer:

Brocolli

Berries

Soynuts

Celery

Spinach

Pears

Explanation:

Six foods that are rich in phytochemicals.

which unit of geologic time began 65.5 million years ago and continues to the present?

Answers

The Cenozoic Era

I hope that helped :)

copies of dna segments from one part of a genome that have been inserted somewhere else are called

Answers

Answer:

recombinant DNA molecules

Explanation:

Pls give brainliest!

copies of DNA segments from one part of a genome that have been inserted somewhere else are called as recombinant DNA

What is recombinant DNA ?

Recombinant DNA are the molecule which has been modified to include genes from different origin by the process of either genetic recombination or through laboratory techniques.

In the lab condition,  bacteria can be transformed with recombinant DNA and Genetic recombination occurs via crossing over.

scientists use this recombinant DNA technology created  to add to the genome of another organism which means that scientists can easily add genes from one species into bacteria for the production of the product.

For example, insulin is produced by recombinant DNA technology within bacteria where human insulin gene is inserted into a plasmid, then introduced to a bacterial cell, followed by the production of insulin by bacteria cell.

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what is the only bird that can swim, but cannot fly?

Answers

Answer:

A pengiun is the only bird that can swim and not fly

Explanation:

1 pts Question 3 The transfer of glucose into a cell does not require ATP. What type of transport supplies a cell with glucose?

O exocytosis
O osmosis
O passive transport
O active transport​

Answers

Answer:

A exocytosis

Explanation:

got it right on quiz

Question 4 of 25

How are photosynthesis and cellular respiration related?

A. Cellular respiration is the process animals use to produce glucose, while photosynthesis is the process plants use to produce glucose

B. The products of photosynthesis are the reactants of cellular respiration

C. Photosynthesis produces water molecules, while cellular respiration splits water molecules apart.

D. Cellular respiration provides the energy for photosynthesis.​

Answers

Answer:

B. The products of photosynthesis are the reactants of cellular respiration.

Answer: I think its B.

What is the major role of leaves

Answers

The major role of leaves are to produce food for the plant by photosynthesis.

Sorry if I am wrong, if there were any choices then let me know.

Answer:

please give me brainlist and follow

Explanation:

The main function of a leaf is to produce food for the plant by photosynthesis. ... Oxygen is passed into the atmosphere through stomata—pores in the leaf surface. photosynthesis. Green plants such as trees use carbon dioxide, sunlight, and water to create sugars.

the ans consists of how many neurons in a pathway?

Answers

Answer:

The efferent pathways of the ANS consist of 2 neurons that transmit impulses from the CNS to the effector tissue. The preganglionic neuron originates in the CNS with its cell body in the lateral horn of the gray matter of the spinal cord or in the brainstem.

Explanation:

add me as brain

How does a plant obtain the water it needs for photosynthesis?

Answers

The water needed for photosynthesis is absorbed through the roots and transported through tubes to the leaf. The roots have a type of cell called a root hair cell. These project out from the root into the soil, and have a big surface area and thin walls. This lets water pass into them easily.







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Cholera bacteria causes sever diarrhoea. These bacteria spread rapidly when sewage is not piped away. Why is this?​

Answers

A bacterium called Vibrio cholerae causes cholera infection. The deadly effects of the disease are the result of a toxin the bacteria produces in the small intestine. The toxin causes the body to secrete enormous amounts of water, leading to diarrhea and a rapid loss of fluids and salts (electrolytes).

Answer:

Because cholera bacteria rapidly multiplies in areas with improper sanitation and untreated water that people can drink.

When people drink this water, they get severe diarrhoea.

promoters of many genes have regions that are rich in adenines and thymines. what is the most likely reason for this?

Answers

Answer:

Many promoters of a hypothetical conserved gene have mostly adenines and thymines. What is the most likely reason for this high proportion of adenines and thymines? This is the region for separating template and non-template strands, and A-T base pairs are easier to separate than G-C base pairs.

Explanation:

4. Which biomolecule is primarily responsible for storing energy?
C, protein
D. carbohydrate
A. lipid
B. nucleic acid

Answers

Answer:

D

Explanation:

any of a large group of organic compounds occurring in foods and living tissues and including sugars, starch, and cellulose. They contain hydrogen and oxygen in the same ratio as water (2:1) and typically can be broken down to release energy in the animal body.

D. carbohydrate i like how you put all the answers revered

True or False: The mixture of gas that you breathe out does NOT contain any oxygen.
* its false

Answers

Answer:

false

Explanation:

it’s false false false false!

Which best describes an advantage of this type of reproduction?
А.
It allows for fast reproduction.
B
It introduces genetic variation.
с
It does not require any energy.
D
It prevents mutations from occurring.

Answers

I think answer is D- because when the cell breaks in half it’s not recreating it’s full self and also preventing mutations from happening

Which example best describes a reflex action?
A. going for a walk outside
B. bending down to lift a heavy object
C. eating food when hungry
D. coughing when the throat is irritated

Answers

Answer:

D

Explanation:

coughing when the throat is irritated

what is the effect of water temperature on corals from inshore and offshore reefs?

Answers

Answer:

When the water gets too warm, the algae can no longer live inside corals, so they leave. The corals then turn from green to white, called coral bleaching. Climate change has been causing the Earth's air and oceans to get warmer. With warmer oceans, coral bleaching is becoming more widespread.

Explanation:

When the water temperature rises too high, algae can no longer live inside corals and leave. Coral bleaching occurs when the corals turn from green to white.

What are coral reefs?

A coral reef is an underwater ecosystem characterized by corals that build reefs. Reefs are made up of coral polyp territories hosted along by calcium carbonate.

The vast bulk of coral reefs are mainly composed of stony corals, which have polyps that coalesce together.

Coral reefs grow in shallow water with temperatures ranging from 68° F to 97° F. The Indo-West Pacific biogeographic region contains more than 90% of the world's coral reefs.

When the temperature of the water rises too high, algae can no longer live inside corals and must leave. Coral bleaching occurs when corals alter color from green to white.

The Earth's air and oceans are becoming warmer as a result of climate change. Coral bleaching is becoming more common as the oceans warm.

Thus, this is the effect of water temperature on corals from inshore and offshore reefs.

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aerobic fitness is how well the body transports and utilizes _______ for energy.

Answers

Answer: Oxygen

Explanation: There's no explanation to go with the answer, sorry.

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