Which of the following correctly indicates the genetic sex of females and males, respectively? Select one: a. XY and XO b. XX and XO c. XX and XY d. XY and XX

The mating below shows the sex chromosome found in two parents and their resulting offspring. Use this family information to answer the following questions. Xfmr1 Y x Xfmr1 XFMR1 → XFMR1 XFMR1Y How many Barr bodies would the child have?   a. 3   b. 2   c. 1   d. 0   e. Cannot be determined

Color blindness is an x-linked recessive disorder. A woman who is a carrier for color blindness has children with a man who is color blind. Determine the probability that their child will be color blind. a. 0 % b. 25% c. 50% d. 100%

If a male is homozygous dominant for a trait, that parent’s genotype might be DD. If the female is heterozygous for the same trait, her type would be Dd. a. How many genetically different sperm can the male produce? b. Using punnet square, determine the expected genotypic ratios of their offspring. c. What are the expected phenotypic ratios?

An individual with two different alleles at a locus is a(n) Group of answer choices A. clone B. hemizygote C. homozygote D.heterozygote

A turkey farmer is worried about a new disease that is found in his birds. If affects females more than males. Which of the following is(are) reason(s) that explain this finding? The disease is sex linked b The disease is autosomal recessive  c The disease is located on the Z chromosome d A and C e B and C

When entering puberty, Terry is identified as having XY gonadal dysgenesis, also known as Swyer syndrome. Which of the following characteristics does Terry most likely have? a.Terry has neither a typical male nor female chromosome configuration and has neither ovaries nor testes. b.Terry has the typical male XY chromosome configuration but very low levels androgens and female genitalia including a vagina. c.Terry has the typical female YY chromosome configuration but displays high levels of androgens resulting in male genitalia. d.Terry has the typical XY chromosome configuration but very high levels testosterone resulting in exaggerated male genitalia.