In humans, three alleles affect blood type. The A and B alleles are codominant, and the O allele is recessive.

An AB blood type father has children with an A blood type mother (genotype AO).

What are the chances that their children will have AB type blood?

Choose 1

(Choice A)
A
25%

(Choice B)
B
50%

(Choice C)
C
75%

(Choice D)
D
100%

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

The type of fossil where the name literally means "turning to stone".

Kara has a plant that produces either purple or white flowers. she crosses a plant that has two recessive alleles for white flowers with a plant that has two dominant alleles for purple flowers. which result would be true of all of the offspring? a) all of the offspring would have two recessive alleles and white flowers. b) all of the offspring would have two dominant alleles and purple flowers. c) all of the offspring would have one recessive allele, one dominant allele, and white flowers. d) all of the offspring would have one recessive allele, one dominant allele, and purple flowers