What is gross primary production?
A. Photosynthetic production plus energy recycled by detritivores
B. The carbon fixed during photosynthesis
C. The carbon fixed after accounting for cellular respiration
D. Energy released by primary consumers
Answer: B
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The chromosome makeup of an individual organism is called a:
a. kinetochore. b. chromosome plot. c. centromere. d. karyotype. e. centriole.
Place the phases of the ovarian cycle in the correct sequence with the first phase to occur at the top of the list.
Choose the letter of the best match from the following:A. cognitionB. waggle danceC. navigationD. filial imprintingE. fixed action patternInnate motor program.
Fill in the blank(s) with the appropriate word(s).
You are studying a disease caused by insufficient levels of a specific peptide hormone, and characterize mutations in several genes that can lead to the disease. Your startup company can only afford to pursue one gene product as a possible therapy. Which would you choose?
A. Gene A-a transcription factor. B. Gene B-an enzyme that activates the hormone by cleaving its inactive precursor. C. Gene C-the hormone itself. D. Gene D-a kinase that acts downstream of the hormone.