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Your karyotype is made up of __________. 23 chromatids 46 chromatid pairs 23 chr

ID: 3167071 • Letter: Y

Question

Your karyotype is made up of __________.

23 chromatids

46 chromatid pairs

23 chromatid pairs

92 chromatids

Which of the following increases HLA diversity?

Monogamous mating

Population bottlenecks

Polygyny or polyandry

Exogamy

In what way does sickle cell anemia improve human fitness where there is malaria?

Changes red blood cells from the shape of a disk to that of a sickle

Diminishes oxygen carrying capacity of the red blood cells

Shortens the life span of the red blood cells

Causes the malaria parasite to reproduce more quickly

A population that has more variation than others has had time to accumulate more mutations and thus is _______________.

an older population.

a younger population

a population that has 100% fitness

a population that is not evolving

T cells are a type of white blood cell that are produced in the ____________ (as are all red blood cells and white blood cells) and mature in the thymus gland below the sternal notch.

bone marrow

liver

gall bladder

pancreas

Explanation / Answer

1. 23 chromatid pairs

2. Polygyny or polyandry

3. Diminishes oxygen carrying capacity of the red blood cell

4. A population that has 100% fitness

5. T-cells are produced in the bone marrow