Which of the following is the best description of the events of anaphase I?
A) Half of the chromosomes inherited from the mother go to one pole along with half of the chromosomes inherited from the father.
B) Sister chromatids separate and the daughter chromosomes migrate to opposite poles.
C) Homologous chromosomes randomly separate and migrate to opposite poles.
D) All of the chromosomes inherited from the mother go to one pole of the cell, and all of the chromosomes inherited from the father go to the other pole.
C
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If 14% of the nucleotides from a DNA molecule contain the base T, what percent will contain the base G?
A. 14% B. 18% C. 28% D. 36% E. 72% Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about base-pairing? 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 of the following is the third step of a ChIP-Seq protocol?
A. digestion of chromatin with nuclease B. washing away of unbound DNA, reversal of crosslinks, and removal of free histones C. identification of DNA by sequencing D. immunoprecipitation of nucleosome-DNA complexes with histone antibody E. crosslinking of nucleosome histones to DNA in chromatin
Which of the following characteristics is not consistent with fungi?
a. single or multicellular b. spore-producing c. autotrophic d. chitin in cell walls
Facilitated diffusion and active transport require a carrier protein to mediate the movement across the plasma membrane.
Answer the following statement true (T) or false (F)