The ultimate source of energy for humans comes from what source?
A. Animals
B. Air
C. Water
D. Plants
E. The sun
Answer: E
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A phenotype reflecting a new combination of genes occurring during gamete formation is called
A) a recombinant type. B) an independent assortment. C) heterozygous. D) homozygous. E) a multihybrid cross.
Which of the following is a product in the process of photosynthesis?
a. water b. carbon dioxide c. oxygen d. proteins
If 0.04% (0.0004) of the people in a population has sickle cell anemia, the percent of heterozygotes in the population
must be _____________________ percent. Fill in the blank(s) with the appropriate word(s).
Which of the following statements is true of Q fever?
A) For many years its cause was questionable B) It was first described in 1976 during an outbreak in Quincy, Massachusetts C) Researchers found it could be effectively treated with quinine D) The sharp spikes of fever on patients' temperature charts resemble porcupine quills