Expression vectors are designed to ensure that ________ can be efficiently ________
A) mRNA / transcribed
B) DNA / transcribed
C) mRNA / translated
D) DNA / translated
Answer: A
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The probability of rolling a die twice and getting a 2 and a 6 in no particular order is
a. 1/3 b. 1/4 c. 1/8 d. 1/18 e. 1/36
Which of the following statements is true?
a. Enzymes bond to macromolecules during condensation and detach during hydrolysis. b. Enzymes may act on any macromolecule within the same class as its primary reactant. c. Each type of enzyme serves as a catalyst for only one specific macromolecule. d. Enzymes only act during dehydration synthesis, never during hydrolysis.
Phosphorus deficiency often appears early in plant growth and results in stunting. Which of the following are reasons why a deficiency in phosphorus would cause growth abnormalities in plants? (Check all that apply.)
_____ Phosphorus is required for the storage and transfer of energy. _____ Phosphorus is required for the production of amino acids that form proteins. _____ Phosphorus is required for DNA replication. _____ Phosphorus is necessary for building moleculesin the cell membrane. _____ Without phosphorus, cellular replication is impeded. 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 phosphorus cycle? 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?
After crossing over, both chromosomes will contain new alleles at the point of crossover.
a. true b. false