What does the notation Rr mean to geneticists?

heterozygous alleles (My guess)

homozygous alleles

dominant alleles

recessive alleles

How do cells know how to develop within a multicellular organism? a. They all develop in exactly the same way. b. They receive instructions in their DNA. c. They follow a pattern that comes from outside the cell. d. They learn as they go along.

Which of the following is an advantage of asexual reproduction? A. There is no need to find a mate. B. It leads to increased genetic diversity. C. It requires meiosis in order to form gametes. D. It requires more energy than sexual reproduction

Which type of organism is a heterotroph

What is the name of the very thin muscle that separates the pleural cavities from the abdominal cavities?

How much Listerine do i need to drink in order to get drunk

Three general patterns of population dispersion are

State how matter moves through the biosphere. State how energy moves through the biosphere. Explain each statement using examples to illustrate your explanation

New technology, such as more effective irrigation techniques, could benefit society by

Which is a function of genes found in organisms

explain why and organisms my role is important for a community