What do you know about an organisms parents of it is heterozygous for a certain trait ? a. both parents supplied the same allele. b. the parents had the same traits. c. the parents had different traits. d. the parents supplied different alleles. only answer if you know !

What was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele

Do the following statements describe actin, myosin, both of the proteins or neither of the proteins? (a) contains a binding site for calcium (b) found in the i band (c) exists in a globular (g) form and a filamentous (f) form (d) contains a binding site for atp (e) is a component of the thin filament (f) is a component of the thick filament

which is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)