When two different alleles for a character are present, the genotype is referred to as:?

How does air pollution impact crops? Air pollution has no impact on crops. Air pollution causes plants to produce less. Air pollution kills many types of plants. Air pollution takes nutrients from the soil.

What is the nutrient cycle

Which is a similar between alcohol fermentation and aerobic respiration

Protein is found in plant and animal products. a. True b. False

A microscope that can magnify up to 500,000 times is the_? a. light microscope. b. electron microscope. c. stereomicroscope.

Which of the following is one of the four conditions necessary for natural selection to occur in a population?

What would happen if our cells would not get oxygen?

Describe why plant cells are rigid:

What type of symbiosis is benificial of for both organisms?

Two heterozygous red-eyed flies are mated and produce 420 offspring. How many of these would be white-eyed?