This is the process by which organisms acquire traits through sexual reproduction and / or mutation and then pass to air on these traits additional microorganisms

In a large experimental Drosophila population, the relative fitness of a recessive phenotype is calculated to be 0.90, and the mutation rate to the recessive allele is 5 x 10^-5.

A toy boat is floating in a large metal bucket. if you build a fire under the bucket, how will most of the heat be tranferred from the fire to the boat?

What does elements in the first two columns of the periodic table have in common

Seth is 18 years old, weighs 250 pounds, and is 72 inches tall. Use the formula and chart below to evaluate his weight, and then answer the question.

Proteins are made from these building blocks fatty acids nucleotides amino acids monosaccharides

Is there a way to detect down syndrome/trisomy 21 in heterozygous carriers before they reproduce (become parents) ? Is there a way to detect it in a fetus? In a newborn child?

In peas, purple flowers (P) are dominant to white flowers (p), and tall plants (T) are dominant to short plants (t). A short plant with white flowers would have the genotype

What bases are are found in RNA and DNA

One of your classmates says that the pollution from his car doesn't harm the environment because the exhaust is warm and warm air will rise out of the atmosphere since it is less dense. Is your friend correct? Why or why not?

Gametes contain _ the number of chromosomes found in normal body cell