Isotopes differ from each other with respect to the number of:

a. protons only.
b. electrons only.
c. neutrons only.
d. both protons and electrons.
e. both neutrons and protons.


c

Biology & Microbiology

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The Principle of ________ states that the 2 alleles present at each gene locus separate from one another during gamete formation and remain distinct.  

A.  Alleles B.  Segregation C.  Crossing over D.  Dominance E.  Independent assortment

Biology & Microbiology

What types of molecules serve as C sources for catabolism and what are their similarities/differences?

What will be an ideal response?

Biology & Microbiology

The creeping horizontal and subterranean stems of ferns are referred to as

a. prothalli b. fronds c. stipes d. roots e. rhizomes

Biology & Microbiology

A key feature of enzymes is that they ________ .

a. interact generally within cells b. are changed by reactions c. force reactions to occur d. are not used up in reactions e. are carbohydrates

Biology & Microbiology