What is the specific location of a gene on a chromosome?
A. genotype
B. allele
C. phenotype
D. locus
D. locus
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Once cytoplasmic sensor proteins involved in chemotaxis regulation are phosphorylated, a cascade of other phosphate-transferring mechanisms provide ATP energy to rotate flagella
Indicate whether the statement is true or false.
When is asexual reproduction more likely to happen? a. Asexual reproduction is completely random when it occurs
b. During a relatively stable environment. c. Species cannot reproduce asexually. d. During a time of great change in the environment. e. During a stressful time in the species lifetime.
Which of the following affects an ecosystem's nutrient reserves?
a. rainfall b. snowfall c. weathering of rocks d. rainfall and snowfall only e. rainfall, snowfall, and weathering of rocks
Which of the following is TRUE concerning the structure and function of enzymes?
A) All enzymes bind cofactors necessary for their function. B) An apoenzyme is a combination of a cofactor bound to a holoenzyme. C) Enzymes can function at a wide range of pH. D) Competitive inhibition of an enzyme occurs when an inhibitor binds to an allosteric site on the enzyme. E) After an enzyme has catalyzed a reaction, it resumes its original shape and can interact with a new substrate molecule.