The circulatory system transports many important substances such as oxygen and nutrients. Which of the following helps keep the blood flowing normally?
A) nutrients in the blood plasma
B) muscular walls of the arteries
C) oxygen content of the blood
D) hemoglobin in the blood
Ans: B) muscular walls of the arteries
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Which of the following statements about malaria is false?
A. Fertilization occurs within a mosquito. B. Merozoites are found inside red blood cells. C. Gametocytes develop from merozoites. D. Sporozoites are only found within a mosquito. E. Gametocytes are passed to a feeding mosquito.
In the study involving periwinkle snails and their algal food sources, which conclusion can be drawn?
a. Periwinkles eliminated all algae and died out. b. Periwinkles eliminated all of the less dominant algae species. c. Periwinkles eliminated the dominant algae entirely. d. Periwinkles had no effect on the algae populations. e. Periwinkles can increase or decrease species richness depending on which algal species it is consuming.
Layer of dense connective tissue, surrounding cartilage like a girdle. Helps cartilage to resist outward expansion. Contains blood vessels for nutrient delivery to cartilage.
What will be an ideal response?
When you kick your foot out in front of you, what type of movement are you using?
A. eversion B. flexion and extension C. inversion D. rotation E. adduction and abduction