List and discuss three effects of acid rain or acid deposition on forests
What will be an ideal response?
Possible answers: Acid rain (1 ) leaches essential nutrients such as calcium and potassium; (2 ) kills decomposer microorganisms; (3 ) makes plants weaker and more subject to infection; (4 ) makes plants more subject to attack by insects; and (5 ) causes plant roots to shrink.
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The ____ are members of the Oomycota
a. water molds
b. white rusts c. downy mildews d. water molds and white rusts e. water molds, white rusts and mildews
Plants that have a distinct haploid stage and diploid stage exhibit:
a. parthenocarpy. b. binary generations. c. alternation of generations. d. asexual and sexual generations. e. mitotic and meiotic generations.
During translation, which molecule is used to bind tRNA to the codon in the A site?
a. GTP b. ATP c. ADP d. GDP
Why is the pancreas both an endocrine and an exocrine gland?
A. It secretes insulin through the pancreatic duct and secretin into the blood. B. It secretes bile through the pancreatic duct and insulin into the blood. C. It secretes insulin through the pancreatic duct and bile into the blood. D. It secretes pancreatic juice through the pancreatic duct and insulin into the blood. E. It secretes secretin through the pancreatic duct and insulin into the blood.