During which of the following stages do cell
lineages of identical genetic makeup become
structurally and functionally different from one
another according to the genetically controlled
developmental program of the species?
a. cleavage
b. differentiation
c. blastula formation
d. metamorphosis
e. ovulation
B
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In C4 plants, which of the following events of
photosyntesis takes place first?
a. carbon from carbon dioxide is fixed by an enzyme that does not use oxygen b. carbon from carbon dioxide is fixed by rubisco c. glucose is produced d. glucose is converted into sucrose e. RuBP splits into two PGA molecules
The _____ consists of three layers: the endometrium, the myometrium, and the perimetrium.
A. uterus B. vagina C. clitoris D. ovaries
Which of the following statements is false when comparing replication in eukaryotes and bacteria?
A. Both bacteria and eukaryotes use an ATP-dependent DNA ligase. B. In eukaryotes, replication is initiated by a number of proteins called the "origin recognition complex," whereas in bacteria, a single protein, DNaA, binds to the origin. C. Primers are made by the same RNA polymerase enzyme (primase) in both bacteria and eukaryotes. D. In bacteria the leading and lagging strands are made by the same polymerase, whereas in eukaryotes, the strands are made by different polymerases.
Define biodiversity
What will be an ideal response?