The symbiotic relationship wherein both partners benefit is termed
A. commensalism.
B. parasitism.
C. independence.
D. mutualism.
D
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Genes that are located on the same chromosome and are close together:
A. always segregate from one another during division. B. may not assort independently of each other. C. are always located on autosomes. D. are usually clustered on the Y chromosome. E. are never located on the X chromosome.
Glucosylation of hydroxymethylcytosine residues protects phage T4 DNA from cleavage by bacterial restriction enzymes.
Answer the following statement true (T) or false (F)
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Figure 36.2A
Circulation in the above diagram functions primarily as a(n) ____.
A. closed circulatory system B. open circulatory system C. semi-closed circulatory system D. system of exchange using capillaries E. continuous system of vessels
Classification. Respond to the following statements in reference to the five endocrine glands listed below. Choices may be used more than once or not at all.
A. Oxytocin is released from this gland. B. Antidiuretic hormone is released from this gland. C. This gland is the target for corticotropin (ACTH). D. Insulin is produced in this gland. E. This gland produces a hormone that directly controls development and helps control metabolic rate. F.