Which of the following reservoirs holds the most carbon?
a. marine sediments
b. ocean water
c. plant biomass
d. the atmosphere
e. fossil fuel
ANSWER: a
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With help from fertility specialists, a woman with very low follicle-stimulating hormone and luteinizing hormone levels finally conceives a son. If her genetic condition is from a dominant allele and is passed on to her son, what is the likely result?
A. He may have fertility problems as well. B. He is likely to have more sons than daughters. C. He will be fine, but his daughters will have a 50% chance of fertility problems. D. As a male, he will neither express nor pass on these genes. Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about hormones and fertility? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
________ lowers blood sugar levels; ________ raises it
Fill in the blank(s) with correct word
One job of the nuclear membrane is to
A. control entry to and exit from the nucleus. B. produce enzymes. C. digest chromosomes. D. contain excess water.
Continuously varying traits include the following characteristics
A) a 9:3:3:1 ratio
B) sex-linked genes only
C) 3:1 and 1:1 ratios
D) autosomal genes only
E) quantification by measuring, weighing, counting, etc.