A prokaryotic ribosome has a 70 S size composed of two smaller subunits of which the smaller subunit is ________ S size and the larger one is ________ S size.
Fill in the blank(s) with the appropriate word(s).
30; 50
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A somatic cell from a garden pea normally contains 14 chromosomes. How many sister chromatids would that cell contain during G1 of the cell cycle?
A. 0 B. 7 C. 14 D. 28 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 sister chromatids? 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?
Which element is considered an essential micronutrient for plants?
a. calcium
b. lithium c. sulfur d. nickel e. oxygen
Which of the following is true of movement
through the phloem?
a. movement through phloem is through live cells b. movement between sieve tube members is via plasmodesmata c. movement through the phloem is not necessarily up d. the phloem cells through which movement occurs are non-nuclear e. all of these are true about movement through the phloem
Which model did scientists develop to describe the cell membrane?
A.) phospholipid model B.) dynamic model C.) fluid mosaic model D.) transport model