Answer the following questions true (T) or false (F)
1. Water and plasma proteins make up about 99 percent of blood plasma.
2. Because they are cell fragments, not cells, platelets are a component of plasma, not a formed element.
3. Ions in plasma are also known as electrolytes.
1. TRUE
2. FALSE
3. TRUE
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Leptin is a product of
A. the brain. B. adipose tissue. C. the stomach. D. the small intestine. E. the liver.
At a party, one of your friends has just revealed that he and his wife are trying to conceive. What do you advise him to avoid at the party?
A. The loud music B. The raw vegetable appetizers C. The hot tub D. The melted cheese fondue Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about spermatogenesis? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Cancer can result from:
A. problems metabolizing oxygen B. abnormal pancreatic functioning, which can alter hormone levels C. the adrenal glands releasing insufficient cortisol D. stress, which releases hormones that suppresses immune functioning
Which of the following statements regarding Ulva is true?
A) Ulva, a brown algae, resembles land plants because it produces diploid gametes. B) Ulva, a brown algae, has a complex life cycle with diploid body cells and haploid gametes. C) Ulva, a green algae, has a complex life cycle with diploid body cells and haploid gametes. D) Ulva, a green algae, has a complex life cycle with alternation between multicellular diploid and haploid generations.