The bicoid gene has what pattern of inheritance?
A. sex-linked
B. incomplete penetrance
C. maternal inheritance
D. autosomal
C
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Which statement describes a difference between meiosis I and meiosis II?
a. DNA is replicated during meiosis II but not during meiosis I. b. Homologous chromosomes separate during meiosis I; sister chromatids separate during meiosis II. c. Meiosis I produces diploid cells; meiosis II produces haploid cells. d. Chromosomes align along the equatorial plane of the cell in meiosis I but not in meiosis II. e. Crossing-over occurs during meiosis II but not during meiosis I.
The cell's hereditary information is stored in ____
a. DNA b. protein c. RNA d. glucose e. amino acids
Saliva contains the enzyme __________, which begins the process of starch digestion. Fill in the blank(s) with the appropriate word(s)
The vesicles that are anchored to the plasma membrane at a nerve cell presynaptic site are specialized for
A) constitutive secretion. B) regulated secretion. C) polarized secretion. D) lysosome secretion. E) endocytosis.