Two heterozygous produce offspring. what is the percentage probability of the homozygous dominant genotype appearing in the offspring generation?

How do the sperm cells get from the stigma to the ovules?

The arrows in the illustration point to

Which of the following statements best distinguishes a hypothesis from a theory? a. theories are hypotheses that have been proved. b.hypotheses are guesses; theories are correct answers c. hypotheses usually are relatively narrow in scope; theories have broad explanatory power. d. theories are proved to be true; hypotheses are often contradicted by experimental results.