THUMBNAIL #1Numerical Response
Choose the correct genotype number for each description of an offspring.
Genotype number: ____________ ____________ ____________ ____________
Offspring Description: Homozygous Genotype similar to Heterozygous Recessive
genotype one of the parents genotype phenotype
Hide hint for Question 16This question may cause some confusion. Sometimes (rarely) you may have to select the same number to answer a question. Other times, one of two possible answers may be correct. You need to answer with what you know and not try to apply some other logic just to force different numbers to fit.
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THUMBNAIL #2Gray eyes are inherited as a recessive trait. Two brown-eyed individuals had a gray-eyed offspring. Which of the above crosses would result from the genotype of the parents?
Question 17 options:
A) A.
B) B.
C) C.
D) D.
Hide hint for Question 17 Logic words?
Two brown-eyed parents! ---------------------------------------------
In mice with complete dominance in coat colour, brown (B) is dominant to white (b). The genotypes BB, Bb, and bb represent
Question 18 options:
A) two genotypes
B) two phenotypes
C) three phenotypes
D) one phenotype
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Mendel's Law of Segregation separates alleles in forming gametes. Beginning with the genotype (Ww), how would these genes be distributed among four sperm cells?
Question 19 options:
A) all W or all w
B) many ways as a matter of chance
C) WW, Ww, Ww, ww
D) two containing w and two containing W
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Tall pea plants are dominant to dwarf pea plants. If no dwarf plants appeared after five generations of tall plants crossed with short plants, one can hypothesize that the tall plants
Question 24 options:
A) were dominant
B) were homozygous
C) had the gene for dwarfness on the same chromosome
D) were heterozygous
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