A species that is considered to be the “base” of the community because of its great influence is called which of the following?
a. rock species
b. head species
c. foundation species
d. master species
c. foundation species
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A couple, both carriers of cystic fibrosis (CF) alleles, can decrease their odds of having a child with CF by performing an in vitro fertilization procedure and screening the embryo for the CF alleles. This process is called
A. polymerase chain reaction. B. gene therapy. C. genetic typing. D. preimplantation genetic diagnosis. E. cloning and testing the unborn child.
This figure describes a typical example of ____
a. biotic potential growth b. exponential growth c. logistic growth d. logarithmic growth e. density-dependent growth
How are the posterior pituitary and anterior pituitary similar?
A. Both are connected to the hypothalamus via a portal system. B. Both produce releasing and inhibiting hormones. C. Both are controlled by the hypothalamus. D. Both produce three or more hormones. E. Both produce hormones that control other glands.
It is customary to use _______ to represent the genotypes of individuals.
What will be an ideal response?