What is the probability of parents with allele combinations Ff and FF having an offspring that is FF?

25%

75%

100%

50%

The path along which negative charges con flow

In an experiment, shara feeds her rat different brands of rat food (brands x, y, and z) each for 2 weeks and weighs the rat over several days during the period of each diet. What is the independent variable

Protons in a mitochondrion flow through an atp synthase from the

What part of the nervous system do the nerves in your skin belong to?

Which one of the following does not contain calories? A. Protein B. Alcohol C. Water D. Carbohydrate

In humans, the normal body cell contains 46 chromosomes. Each of those chromosomes has been inherited from the organism's parents. Which of the parents contributes the greater number of chromosomes?

What things could cause an increase in a population? (Choose ALL of the correct answers.) Immigration Emigration Increased birth rate Increased death rate A decrease in limiting factors

For each nonhuman species, what percent of its amino acids are identical to the human sequence of

What type of energy does active transport use?

Which question can be tested scientifically? Does humidity affect the decay rate of leaves? How does a biologist become successful? What shape are the flowers of a cherry tree? Why do sciencet teachers like to give homework?