Does the presence or absence of a particular protein correlate with the presence or absence of a particular allele?
a. Yes
b. No
a
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This is an example of which type of selection?
You are all excited because you just purchased a male guppy that has red, blue and green colors on its fins and tail. Your guppies at home do not have this combination of colors. You place the new male in with three females for mating purposes. After three weeks you have many new baby guppies and most of them have the new color combination. A. Natural. B. Environmental. C. Analogous. D. Convergent. E. Artificial.
Identify the numbered items in the accompanying figure. Include the following terms in your description. • presynaptic neuron • postsynaptic neuron • neurotransmitters waiting to be released • neurotransmitters released by the nerve impulse • synapse • receptors with bound neurotransmitters
What will be an ideal response?
According to the principle of use and disuse the form of body parts in offspring ____
a. are inherited based on phenotypic changes that occur in parents during their lifetime b. are the result of how much the offspring uses a particular body part c. are the result of natural selection d. are immutable e. are a result of biogeographic location
The situation in which an embryo produced as a
result of a mating between individuals of different species is incompatible with the mother and is subsequently aborted is an example of a. temporal isolation. b. hybrid inviability. c. mechanical isolation. d. gametic mortality. e. behavioral isolation.