The aorta is classified as a(n) ____
a. artery
b. arteriole
c. capillary
d. venule
e. vein
ANSWER: a
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How do pathogens enter into plant tissues?
A. through wounds or damaged tissues B. through the stomata C. by secreting enzymes that weaken epidermal cells D. on the piercing mouthparts of insects feeding on the plants E. All the answer options are possible means to enter plant tissues.
Four of the five answers listed below are features of the pericycle. Select the exception
a. can continue to differentiate b. origins of lateral roots c. found in the root, but not in the stem d. site for food storage e. located inside the endodermis
The probability that a disease phenotype will appear when a disease-related genotype is present is called
____________________.Fill in the blank(s) with the appropriate word(s).
When the force of blood on the walls of blood vessels drops below normal, the condition is referred to as
A) blood pressure. B) hypotension. C) hypertension. D) aneurysm. E) angina.