Refer to Figure 53-2. At which point on the graph is the population increasing exponentially?
a. A
b. B
c. C
d. D
e. There is no exponential increase on this graph.
B
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Which of the following catalyzes the process of transcription?
a. RNA polymerase b. DNA polymerase c. ligase d. gyrase e. ribosomes
A __________ is an organ that allows exchange of nutrients between an embryo and its mother. Fill in the blank(s) with the appropriate word(s)
What is the argument that, although human mitochondria all descend from a single ancestral population, this may not be true for nuclear genomes?
What will be an ideal response?
In the process of human gene cloning using plasmids, the bacterial plasmid is
A) used as the vector. B) the source of the gene to be cloned. C) cultured inside the human cell, which contains the gene to be cloned. D) used to insert the human gene into the bacterial chromosome.