If someone has no genetic predisposition to cancer, then environmental exposure to carcinogens will not cause them to develop cancer.
Answer the following statement true (T) or false (F)
False
Cancer is caused by a combination of a person's genetics and environmental factors. Because you do not have a genetic predisposition to cancer does not mean that you are immune to carcinogens.
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The human appendix is the equivalent of which of the following structures?
A. the cecum B. the abomasum C. the omasum D. the rumen E. the reticulum
Urine leaves our body through the urethra.
a. true b. false
Which of the following is false?
a. All respiratory surfaces must be kept moist. b. The amount of gas diffusing across a respiratory membrane is dependent upon the surface area and the partial pressure of each gas. c. The surface area of a growing cell increases at the same rate as its volume. d. Ventilation maintains partial pressure gradients between the atmosphere and the lungs. e. Breathing and ventilation are equivalent in respiration.
How many alleles are there for the ABO blood group?
A. 1 B. 2 C. 3 D. 4 E. 6