Which of the following is a protozoan stage that allows for transmission of intestinal parasites from one host to another?
A) cyst
B) merozoite
C) schizont
D) foraminifera
E) kinetoplast
A
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If chlorophyll a is blocked from absorbing light, what would be the effect on the ability of the plant to do photosynthesis?
A. The plant will have an enhanced ability to carry out light-dependent reactions B. The plant will have an enhanced ability to carry out light-independent reactions C. The plant will have a decreased ability to carry out light-dependent reactions D. The plant's ability to carry out photosynthesis will be unchanged, as one of the accessory pigments can fill in for chlorophyll a 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 the role of pigments during photosynthesis? What other information is related to the question? Choose Answer Do you have all the information needed to determine what would happen? 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?
Each of the following affect cell walls, except ________.
A. cephalosporin B. penicillin C. cycloserine D. vancomycin E. erythromycin
A previously unknown fungus, which causes lethargy and anemia, has been found in the lungs and circulatory systems of infected cows. How should this fungal disease be classified?
a. superficial mycosis b. opportunistic mycosis c. systematic mycosis d. cutaneous mycosis
Which of the following does not occur in both prokaryotes and eukaryotes?
A. There is DNA transcription. B. There is alternative splicing of genes. C. tRNA carries the amino acid to the mRNA to make polypeptides. D. In RNA, uracil replaces thymine. E. Translation occurs on a ribosome.