Which of the following best describes the opening and closing of the stomata in most plants?
A) They are open during the day and closed at night.
B) They are open at night and closed during the day.
C) They are open almost all of the time.
D) They are closed except for brief periods of time during the day.
A
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Put the following events of elongation in prokaryotic translation in chronological order. 1. Binding of mRNA with small ribosomal subunit 2. Recognition of initiation codon 3. Complementary base pairing between initiator codon and anticodon of initiator
Put the following events of elongation in prokaryotic translation in chronological order. 1. Binding of mRNA with small ribosomal subunit 2. Recognition of initiation codon 3. Complementary base pairing between initiator codon and anticodon of initiator tRNA 4. Base pairing of the mRNA codon following the initiator codon with its complementary tRNA 5. Attachment of the large subunit A) 1, 2, 3, 4, 5 B) 2, 1, 4, 3, 5 C) 5, 4, 3, 2, 1 D) 1, 2, 3, 5, 4
If a germ-line cell from a salamander contains 10 picograms of DNA during G1 of interphase, how many picograms of DNA would be present in each gamete produced by this species? (Enter the number only, not the units.)
What will be an ideal response? 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 distribution of coral colonies is ____
a. clumped b. random c. uniform d. constant e. homogeneous
Which of the following is the last structure that urine
passes through? a. distal tubule b. urethra c. urinary bladder d. ureter e. loop of Henle