Lab Quiz 3 Flashcards Preview

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Flashcards in Lab Quiz 3 Deck (9):
1

incomplete dominance

mixing - red and white make pink

2

co dominance

splotches of both are apparent - green and yellow splotches on a leaf

3

The process of meiosis converts a _____ cell into four _____ cells.
Select one:
a. Diploid, haploid
b. Haploid, diploid
c. triploid, diploid
d. diploid, triploid

a. Diploid, haploid

4

Red-green colorblindeness occurs more commonly in men than it does in women. Using this information, which chromosome do you suppose the gene for red-green colorblindness resides on, and is the trait dominant or recessive?
Select one:
a. X, recessive
b. X, dominant
c. 21, recessive
d. 21, dominant

a. X, recessive

5

In a pedigree, how would you denote a woman who is a carrier for a disease?
Select one:
a. square, unshaded
b. square, half-shaded
c. circle, undshaded
d. circle, half-shaded

d. circle, half-shaded

6

review six and seven

on the quiz

7

Which of the following polygenic traits is quantitative?
Select one:
a. Number of eggs laid by house fly females
b. Number of scales on a salmon’s body
c. Skin pigmentation of a human
d. Trichome number in Fast Plants

c. Skin pigmentation of a human

8

Which of the following polygenic traits is meristic?
Select one:
a. Body size of a human
b. Number of bristles on a fruit fly abdomen
c. Milk production in a cow
d. Blood pressure of a human

b. Number of bristles on a fruit fly abdomen

9

If a trait is multifactorial, it must be influenced by ______ and ________
Select one:
a. Genetics, environment
b. Climate, topography
c. X chromosome, Y chromosome
d. Recessive gene, dominant gene

a. Genetics, environment

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