Between the 1930s and the 1970s, the amount of all of the following except ____ increased in Lake

Erie.



a. coliform bacteria
b. phosphorus
c. phytoplankton
d. sewage
e. fish population sizes


E

Biology & Microbiology

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Which of the following statements is true regarding the anterior pituitary gland? Select all correct choices

A. It houses neurosecretory cell axons B. It is derived from neural tissue C. It is the target of releasing factors D. It is derived from epithelial tissue E. It produces tropic hormones

Biology & Microbiology

Ribosomal proteins L15P and L18E contain several parallel ? sheets with intervening ? helices. Hence, the SCOP database would classify these proteins as:

A. all ? helix. B. all ? sheet. C. ? / ?. D. ? + ?. E. Classification cannot be determined.

Biology & Microbiology

When affected males produce all affected daughters and no affected sons, the pattern of inheritance is likely to be ____________________

Fill in the blank(s) with correct word

Biology & Microbiology

What is the process that turns on the transcription of a gene or genes?

A. induction B. repression C. translation D. replication

Biology & Microbiology