Which term refers to an individual with three or more copies of each of their chromosomes?
a. aneuploid
b. haploid
c. polyploid
d. euploid
Ans: c. polyploid
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Which of the following is the best example of potential energy?
a. Heat from a lightbulb b. A moving train c. Light from the sun d. Still water behind a dam
In tigers, a recessive allele causes a white tiger (absence of fur pigmentation). If one phenotypically normal tiger that is heterozygous is mated to another that is phenotypically white, what percentage of their offspring is expected to be white?
A) 50% B) 75% C) 0% D) 100% E) 25%
Drug toxicity occurs when an antimicrobial drug acts as antigen and stimulates an allergic response.
Answer the following statement true (T) or false (F)
In an unstimulated neuron, the plasma membrane is most permeable to ________ ions
A) sodium (Na+) B) sugar C) calcium (Ca2+) D) potassium (K+) E) chloride (Cl?)