Animals that select mates that are phenotypically similar will have ________ when compared with Hardy-Weinberg predictions.
A. more homozygotes.
B. more mutations
C. more heterozygotes
D. less natural selection
E. fewer homozygotes
Answer: A
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When in the human body, Legionella pneumophila resides
A. in alveoli. B. in alveolar macrophages. C. in the lower intestinal tract. D. in the meninges.
Bacterial plasmids often have genes that code for genetic exchange or antibiotic resistance
____________________ Indicate whether the statement is true or false.
You come across an organism that you are trying to classify. You know it is a heterotroph and is multicellular, however, in its current state, it is not moving. You have narrowed it down to either being a fungus or an animal, but you are leaning towards fungus. Is this a correct conclusion?
A. Yes, because the traits are consistent with fungus, especially because it is not moving. B. No, because not all animals move when they are adults. C. No, because fungi are autotrophs. D. Yes, because animals are single celled.
Most mammals, most cartilaginous fish, some amphibians, and a few reptiles have young developing within the female and obtaining nutrients from her blood, a relationship known as ________.
Fill in the blank(s) with the appropriate word(s).