Organisms that have two identical alleles for a trait are said to be

A. homozygous.

B. heterozygous.

C. hybrid.

D. dominant.

Components in exhaled and inhaled air

The relatively stable state of equilibrium that living systems maintain by regulating their metabolic processes is known a

What type of process wears away pieces of sediment from rock? A. Metamorphic B. Depositional C. Frictional D. Mystical

What are some positive effects of a rapid change to an ecosystem?

A Farmer wants to grow soybeans that are resistant to insects He decides to plant genetically engineered soybean seeds What is a genetically engineered seed 1. one that has not undergone genetic changes 2.

If a DNA sample contains 25 percent adenine (A), what percent of thymine, cytosine, and guanine must it contain? Use Chargaff's rule to construct your answer

What is a population?

In what way is cytokinesis in plant cells similar to binary fission in a bacterium? All of these choices are correct. A microtubule-like structure constricts the plasma membrane between the two nuclei to separate the daughter cells.

Which statement describes the ability of the cell membrane to allow various substances to move through it? a) The cell membrane is selectively permeable. b) The cell membrane id composed of lipids and phosphates.

What are the potential consequences if a person has their gallbladder removed?