Which of the following substances is not considered part of blood plasma?
A. dissolved O2
B. red blood cells
C. albumin
D. urea
E. glucose
Answer: B
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Cooksonia is a genus of very early tracheophyte plants. Unlike modern tracheophytes they only grew to a few centimeters in height. What feature provides the best explanation for their diminutive size?
A. They completely lacked vascular tissues. B. They did not have stomata. C. They consisted of only photosynthetic stems, not roots or leaves. D. Cooksonia species were not autotrophic. 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 Cooksonia? 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?
The number of individuals that make up a
population gene pool is the
a. population distribution. b. population growth. c. population birth rate. d. population size. e. carrying capacity
A peptide bond forms between which of these groups?
A) Carboxyl and amino B) Phosphate and hydroxyl C) Hydroxyl and carboxyl D) Carboxyl and aldehyde E) Amino and aldehyde
First phase of mitosis; characterized by the condensation of the chromatin; chromosomes are visible, but scattered in the nucleus.
What will be an ideal response?