Which of the following statements best describes the attributes of Welwitschia mirabilis?
A. It has only two leaves.
B. It obtains most of its moisture from fog.
C. It lives under desert conditions.
D. It is a gnetophyte.
E. It has all the attributes listed in the other choices.
E. It has all the attributes listed in the other choices.
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You are studying meiosis in an organism where 2n= 28. How many chromosomes will be present in each cell after meiosis I is complete but before meiosis II begins?
A. 7 B. 14 C. 28 D. 56 Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about meiosis? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach 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 four nitrogen bases that are found in the different nucleotides of DNA are
A. uracil, cytosine, guanine, and thymine. B. uracil, adenine, cytosine, and guanine. C. adenine, thymine, cytosine, and guanine. D. None of the answer choices is correct. E. adenine, thymine, cytosine, and uracil.
The first known member of the genus, Homo,
a. H. erectus. b. H. sapiens. c. H. neanderthalensis. d. H. habilis. e. H. floresiensis
Within eukaryotes, genome size is a reliable predictor of phenotypic complexity.
a. true b. false