Question

1. Detached earlobes are dominant. A child inherits genes with the genotype: e and e. What is the chance that they will have detached earlobes?
A. 25% Chance
B. 50% Chance
C. 0% Chance
D. 75% Chance

2. Scientists could use genetic engineering to do all of the following EXCEPT

A.
increase the nutritional values of plants

B.
make a plant that is more drought tolerant

C.
breed two animals

D.
turn off the gene responsible for a physical defect

3. The specific genetic makeup of an individual is their

A.
genotype

B.
traits

C.
phenotype

D.
characteristi

Answer 1

1.D
3.A

Answer 2

1. C
2. a, at least in europe
3.a

Answer 3

1.c because it didn't inherit the dominant gene which in this case would be E, instead it inherited the recessive gene "e" which will result in attached earlobes.
2. i'm not sure but i would say A
3. A, the answer is between genotype and phenotype, the keyword used is "genetic" so it is genotype, where as phenotype refers to the physical manifestation of genes.