13-An organism's genetic make-up: a-phenotype b-genotype c-dominant d-recessive

3- The curly hair is..................... in human         a- Dominant     b- Recessive

8-brown eyes are dominant over blue eyes, what would be the parent genotypes if two heterozygous brown eyed persons were crossed?  a- BB and bb     b- Bb and Bb

4-Which of the following is purebred (= true breeding) ?    a-AA    b-aa    c-Aa     d-Both AA and aa

14-A farmer crosses large apples with a sweet taste apple to produce large & sweet apples. Which process does this scenario describe? A-Adaptation B- mutation C-Natural selection D- selective breeding

2- Which pair of alleles is heterozygous? a-RR    b- Rr     c- rr

11-In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant? a-0% b-25% c-50% d-75%

1-The different forms of a single gene that are passed from generation to generation? a-alleles      b- genotype

12-What is another way of saying "purebred or true breeding” ? a-homozygous b-dominant c-recessive d-heterozygous

7-In a heterozygous genotype, the ___________ allele takes over in the phenotype. a-recessive   b-dominant   c-lower case letter

9- G = green, g = yellow The genotype for a yellow plant is... a-GG    b-Gg   c-gg

5-Tall is dominant to short.        A homozygous tall plant is crossed with a short plant. What will be the phenotypes of the offspring?   a-100% tall     b-50% tall, 50% short

6-Green is dominant to yellow. Two heterozygous green plants are crossed. What are the genotypes of the offspring ?     a-25% GG, 50% Gg, 25% gg         b-75% Gg, 25% gg