The energy that a parent puts into the growth, feeding, and care of offspring is called:
a. reproductive investment.
b. the mating system.
c. reproductive success.
d. kin selection.
e. total reproductive output.
Ans: a. reproductive investment.
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A more contemporary technique for identification of promoter sequences is the ________
Fill in the blank(s) with the appropriate word(s).
Which molecule catalyzes covalent bond formation between fragments of DNA.
A. helicase. B. ligase. C. polymerase. D. primase. E. nuclease.
Which of the following is NOT true of
placozoans?
a. They have a flattened body. b. They have ciliated cells and gland cells. c. They eat bacteria and single-celled algae. d. They have four types of cells. e. None of these are true of placozoans
Optical tweezers can be used to ________.
A. study nucleic acids recovered from individual cells B. help dissect individual microorganisms C. remove structures from the surface of cells D. All of the choices are correct.