Darwin's mechanism of evolution was
1.acquired traits.
2.artificial selection.
3.horizontal transfer.
4.natural selection.
5.mutations in the DNA.
4
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Speciation is more likely to occur if the isolated population is large
_______ Indicate whether the statement is true or false.
Podocytes are located in the wall of:
a. Bowman's capsule. b. the glomerulus. c. the peritubular capillaries. d. the renal artery. e. the proximal convoluted tubule.
The process is preceded by replication of the DNA
A. The statement is true for mitosis only. B. The statement is true for meiosis I only. C. The statement is true for meiosis II only . D. The statement is true for mitosis and meiosis I. E. The statement is true for mitosis and meiosis II
Autoclaves are designed to kill which of the following heat-resistant microbes?
A) endospores B) prions C) vegetative bacterial and fungal cells D) viruses