Active transport is characterized by:

What will be an ideal response?


The requirement for ATP, movement of molecules against their concentration

Biology & Microbiology

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Mendeleev found that when he arranged the known elements according to their atomic mass, the entries in the table exhibited a pattern of chemical properties that repeated itself in groups of eight elements. This led to the generalization now known as:

A. an atomic model. B. valance electrons. C. the periodic table. D. the octet rule.

Biology & Microbiology

The property of water that helps cool our skin

when we sweat is

a. cohesion. b. evaporation. c. temperature stabilization. d. lattice packing. e. solvent power

Biology & Microbiology

In the Hardy-Weinberg formula, what does p^2 represent?

A. Frequency of the dominant allele B. Frequency of the recessive allele C. Frequency of heterozygotes D. Frequency of the homozygotes for one allele

Biology & Microbiology

Which one of the following fungal groups has an alternation of multicellular gametophyte and sporophyte generations?

A. Zygomycetes B. Blastocladiomycota C. Glomeromycetes D. Ascomycetes E. Chytridiomycetes

Biology & Microbiology