Earth once consisted of a single large landmass and one ocean. The landmass is named
A. Panthalassa.
B. Pangaea.
C. Laurasia.
D. Gondwana.
E. Ultima Continenta.
Answer: B. Pangaea.
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Atrial natriuretic hormone (ANH) stimulates the kidneys to excrete salt and water in the urine. Why does it make sense that the heart is the source of ANH?
A. The heart is a major endocrine organ that releases several hormones. B. ANH helps regulate blood pressure, which is sensed by distension of the heart atria. C. The heart is conveniently close to the hypothalamus. D. Secretion of hormones by the heart makes it easy for them to enter the bloodstream. 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 atrial natriuretic hormone? 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?
Which group has radial symmetry?
1.Phylum Cnidaria 2.Phylum Nematoda 3.Phylum Porifera 4.Phylum Platyhelminthes
All of the following are true of severe immune
deficiencies EXCEPT that a. they are all contagious. b. AIDS is an example. c. SCID is an example. d. they make the afflicted susceptible to opportunistic pathogens. e. they may have a primary or secondary origin.
Explain the ABO blood system and why is it important to fully understand this system in regard to blood transfusions
What will be an ideal response?