What is the most common cancer found in males?
A. urinary and bladder
B. prostate
C. melanoma of the skin
D. oral cavity
E. colon and rectum
Answer: B
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Which of following statements about the causes and effects of global warming are accurate?
a. The effects of global warming will be uniform throughout the world. b. In addition to carbon dioxide, other greenhouse gases include methane and nitrous oxide. c. Melting of the Artic permafrost will slow the process of global warming because of new plant growth in those areas. d. The effects of global warming can be measured today. e. Carbon dioxide absorbs short wavelength radiant energy better than long wavelength radiant energy.
True or false: Some cases of hybridization that lead to instantaneous speciation result in alteration of chromosomal number
A. true B. false
Sexual reproduction
a. leads to uniform characteristics within a population. b. results in new combinations of genetic traits. c. creates genetic clones. d. requires less tissue differentiation than asexual reproduction. e. produces genetic clones and requires less tissue differentiation than asexual reproduction.
__________ behavior can occur without having been
learned by experience.