An embryo impants in the uterus when it reaches the _______ stage of development.
Fill in the blank(s) with the appropriate word(s).
Answer: blastocyst
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A plant researcher wants to construct a synthetic cellulose fiber from 20 glucose molecules. How many molecules of CO2 and glyceraldehyde-3-phosphate are needed to construct the fiber?
A. 20, 40 B. 120, 60 C. 120, 40 D. 20, 60 E. 120, 120 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 Calvin cycle, carbon dioxide, and glyceraldehyde-3-phosphate? What other information is related to the question? Choose Answer Do you have all the information needed to determine the likely outcome? 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?
Molecules that are similar in sequence among distantly related organisms, such as many transcription factors important in development, are said to be evolutionarily conserved
A. true B. false
A male with a missing SRY gene would be phenotypically a
A) female. B) male. C) a female until age 12, and then a male. D) a male until age 12, and then a female.
In Figure 16.1, how many mL is the functional residual capacity?
A) 1300 B) 3000 C) 2800 D) 1700 D) 1700