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mylen [45]
2 years ago
15

Coral reefs cover less than ___ of the ocean floor. A)1% B)2% C)4% D)3%

Biology
1 answer:
nikdorinn [45]2 years ago
3 0

Answer:

c

Explanation:

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Two parents who do not have sickle cell anemia have a child that has the disease. The parents are both:_______
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Answer:D

Explanation:

Both parent are Heterozygous for the sickle cell allele.

Both parent have sickle cell trait in which the both posses one abnormal allele of the hemoglobin beta gene (AS heterozygous genotype)

When two AS parents mate, probability of giving birth to a sickle cell anemia child is 1/4

AS + AS= AA, AS, AS, SS

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Peristaltic waves are ________.
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In rheumatoid arthritis Group of answer choices articular cartilage is damaged and fibrous tissue invades. fibrous tissues ossif
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Answer:

The correct answer is - all of the above.

Explanation:

Rheumatoid arthritis (RA) causes aggravation of the linning of the joints, particularly in the hands, knee, and fingers. Signs and side effects incorporate red, swollen, excruciating joints, and diminished flexibility and mobility. Articular cartilage is damaged and fibrous tissue invades

If left untreated, it can make extreme harm to the joints and serious complexities in the significant organs. In it, fibrous tissues ossify and bones fuse Rheumatoid joint inflammation is an immune system illness and osteoarthritis is brought about by impacts of maturing. The synovial membrane becomes inflamed and thickens, forming a mass.

The correct answer is - all of the above.

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3 years ago
Briefly describe ovum formation​
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Answer:

Quoted from my.clevelandclinic.org, "The ovaries produce the egg cells, called the ova or oocytes. The oocytes are then transported to the fallopian tube where fertilization by a sperm may occur. The fertilized egg then moves to the uterus, where the uterine lining has thickened in response to the normal hormones of the reproductive cycle."

Hope this answers your question, have an amazing day!

7 0
3 years ago
How much energy is produced by each type of macromolecule
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<span>The amount of energy you'll get from carbohydrate, protein and fat is measured in calories per gram. Fats have the most energy and proteins have the same amount as carbohydrates, but their value as a source of energy is determined by more than the calories gained from one gram. Other factors, such as your activity level and diet, impact which macronutrient is used for energy.</span>
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