How many life stages do cnidarians generally have?

a. four
b. two
c. three
d. one
e. five


Ans: b. two

Biology & Microbiology

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Eyelash length is an inherited trait. In the human population, there is an eyelash length gene. There are two possible variants of this gene - an allele for long eyelashes (> 1cm) and an allele for short eyelashes (1 cm or less). The allele for long eyelashes is dominant (L) and the allele for short eyelashes is recessive (l). An individual who is heterozygous for eyelash length would have which

of the following genotypes? A. ll B. Ll C. LL D. Short eyelashes E. Long eyelashes

Biology & Microbiology

Which characteristics are consistent with a K-selected species? Where do humans fall on the r through K continuum?

What will be an ideal response?

Biology & Microbiology

Considering a most inclusive to least inclusive approach, which category used in the taxonomic classification system precedes order?

a. class b. family c. genus d. species

Biology & Microbiology

What are the ethical and legal issues involved with gene testing?

What will be an ideal response?

Biology & Microbiology