Question

PLZ HELP

13)
Parents can pass down many traits to their children. All BUT one of the following can be passed down. That is
A) freckles.
B) happiness.
C) hair color.
D) skin color.
14)
Things like your eye color and height are not traits you can control. In fact, you inherit traits like these from your parents. These traits are passed on because they are controlled by ____________.
A) LNA
B) genes
C) hormones
D) tradition
15)
Why do children look like a combination of their parents?
A) Inherited traits are mostly passed to children through the genes of their mother.
B) Inherited traits are mostly passed to children through the genes of their father.
C) Inherited traits are equally passed to children through the genes of their parents.
D) Inherited traits are passed to children through the genes of their grandfathers only.
16)


This black dog has the genotype of BB for fur color. The black dog mates and has puppies with a solid white dog. The white dog has the genotype bb. What is the probability that this match will produce puppies that are also white?
A) 0%
B) 25%
C) 40%
D) 50%
17)
How many possible genotypes and phenotypes are there for a single gene trait that shows dominance in any given population?
A) One genotype, one phenotype
B) Two genotypes, two phenotypes
C) Three genotypes, two phenotypes
D) Two genotypes, three phenotypes
18)


Consider the genetic cross for absent-mindedness, which is a dominant trait. All of the offspring from this cross will be absent-minded. If two parents that are absent-minded have offspring that are not, what MUST be the genotypes of the parents?
A) aa X aa
B) Aa X Aa
C) Aa X aa
D) Aa X AA

Answer 1

13—B 14—B 15—C 16—may be 25% don't know others