Ion gradients across the membrane drive numerous cellular functions.
Answer the following statement true (T) or false (F)
True
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What statement best summarizes the nature of scientific inquiry? a. Explanations about nature must be testable in ways that others can repeat
b. Once experimentally verified, scientific hypothesis becomes scientific fact. c. Moral, philosophical, and ethical values will eventually be replaced by rational explanations. d. Personal experience, insight, and revelation are as valid as experimental data.
A single-celled diploid eukaryote with 8 chromosomes undergoes mitosis. How many chromosomes do the resultant offspring possess?
a. 2 b. 4 c. 8 d. 16
For Mendel's explanation of inheritance to be correct, ____
a. the genes for the traits he studied must be located on the same chromosome b. the combination of gametes at fertilization must be due to chance c. genes cannot be transmitted independently of each other d. only diploid organisms demonstrate inheritance patterns e. only triploid organisms demonstrate inheritance patterns
Which of the following receive(s) a physical or chemical stimulus and ultimately cause(s) nerve impulses to be generated in sensory neurons?
A) the brain B) axons C) Schwann cells D) hillocks E) receptors