Mendelian principle that explains how, in a diploid organism, alleles separate during the formation of the gametes.

What will be an ideal response?


law of segregation

Biology & Microbiology

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Four of the five answers are important evolutionary adaptations in primates. Select the exception

a. forward facing eyes b. upright walking c. grasping hands d. the development of a restricted or specialized diet e. brain expansion and elaboration

Biology & Microbiology

PKU is a human disease in which the affected

individual is unable to metabolize the amino acid, phenylalanine. Symptoms of this disease include mental retardation, a lack of pigmentation, and black urine. PKU is an example of

a. epistasis. b. pleiotropy. c. incomplete dominance. d. co-dominance. e. complete dominance.

Biology & Microbiology

Cartilage is heavier and not as pliable as bone.

a. true b. false

Biology & Microbiology

Refer to Figure 36-2. Absorption of positively charged mineral ions by the root is facilitated by:


a. the movement of clay particles into the root hair.
b. the movement of water into the root hair.
c. the movement of protons into the root hair.
d. the movement of protons out of the root hair.
e. the movement of Mg+ out of the root hair.

Biology & Microbiology