In allosteric regulation, effector molecules usually bind ________.
A. reversibly and noncovalently
B. irreversibly and noncovalently
C. irreversibly and covalently
D. reversibly and covalently
Answer: A
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The building of a large organic molecule from small subunits involves multiple ________.
A. hydrosynthetic reactions B. hydrolysis reactions C. osmotic reactions D. dehydration synthesis reactions
Based on his monohybrid crosses, Mendel's proposed which of the following? Check all that apply.
_____ Alternative forms of a trait are encoded by alternative alleles. _____ The 2 alleles for a given trait separate when gametes form. _____ Each allele has an equal probability of being passed on to the gametes. _____ Allele pairs segregate independently of each other. _____ Diploid individuals have 2 alleles for each trait.
Which of the following scientist-discoveries is mismatched?
A. Watson, Crick, Wilkins, and Franklin-DNA structure B. Avery, MacLeod, and McCarty-DNA is the genetic material C. Meselson and Stahl-mechanism of DNA replication D. Griffith-chromosomes E. Hershey and Chase-DNA is the genetic material of bacteriophage
Which of the following could be an example of a limiting resource?
a. genetic mutations b. plenty of nesting sites c. amount of precipitation d. abundant food e. growth rate