Euglena use a contractile vacuole for osmotic regulation.
Answer the following statement true (T) or false (F)
True
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How many water molecules are produced during the formation of a triglyceride from fatty acids and glycerol?
A. 0 B. 1 C. 2 D. 3 E. 4 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 triglycerides? 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?
Most of the water absorbed by the plant enters through the
A. root apical meristem. B. root cap. C. root hairs. D. stomata. E. lenticels.
An activator protein would have which of the following effects on an operon with a positive control mechanism?
a. Stimulate transcription. b. Turn off transcription. c. Stimulate transcription when a coactivator is bound to the allosteric site. d. Inhibit transcription when a coactivator is bound to the allosteric site. e. Activator proteins only work on operons under negative control.
In fruit flies (Drosophila melanogaster) there is a dominant allele for red eyes and a recessive allele for white eyes. These alleles are located on the X chromosome. If a heterozygous red-eyed female is mated with a white-eyed male, what percentage of the offspring are expected to be white-eyed females? ( Enter the number only without the percent sign. For example, enter 100% as 100 and enter 12.5% as 12.5 )
Fill in the blank(s) with the appropriate word(s).