On chromosomes within an individual, there are ________ alleles for a given gene found on ________ chromosomes.

a. two; homologous
b. four; maternal
c. four; paternal
d. two; Y


a. two; homologous

Biology & Microbiology

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Which of the following did plants develop to deter predation by herbivores on land?

a. Metabolizing carbon dioxide b. Developing more rigid cell walls c. The emergence of thorns, spines, and toxic chemicals d. Alternation of generations between haploid and diploid

Biology & Microbiology

In the Tewsbury and Nabhan study, which animals were observed most likely to eat the hot peppers?

A. cactus mice B. pack rats and thrashers C. thrashers. D. Cactus mice, pack rats, and thrashers all ate the peppers equally. E. pack rats

Biology & Microbiology

Which is mismatched?

A. Benzalkonium chloride - quaternary ammonium compound B. Iodophor - iodine C. Formalin - formaldehyde D. Sodium hypochlorite - chlorine E. Merthiolate - silver

Biology & Microbiology

The fish swam in a zig-zag motion is an example of qualitative data.

Answer the following statement(s) true (T) or false (F)

Biology & Microbiology