Ingested dietary substances must cross cell membranes to be used by the body. This process is known as _____
A) ingestion
B) digestion
C) hydrolysis
D) absorption
E) elimination
Answer: D
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Which of the following statements is NOT true?
A. Frogs and toads have external fertilization whereas salamanders and caecilians have internal fertilization. B. Frogs, toads, and most salamanders have four legs whereas caecilians are legless. C. Frogs, toads, and salamanders lay eggs whereas some caecilians lay eggs and others give birth to live young. D. Salamanders and caecilians have external tails whereas frogs and toads do not. E. Adult frogs, toads, and salamanders are predators on insects and other small animals whereas caecilians are herbivores.
A novel disease causes destruction of the adrenal glands. If a patient with this disease failed to receive aldosterone replacement therapy, what would result?
A. death B. diminished cognitive function C. infertility in both men and women D. poor blood sugar regulation Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about aldosterone? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Short tandem repeats on ____ may be used to determine genetic relationships among male relatives and descendants
a. the Y chromosome b. chromosome 3 c. the X chromosome d. chromosome 8 e. chromosome 20
Which of the following allows the compilation of time-of-entry maps?
A) the use of many replicates of each experiment B) the use of appropriate controls repeatedly C) the fact that gene entry can proceed in either direction D) the observation that Hfr genes recombine so efficiently E) the recognition of phenotype interaction