An individual that has two alleles for a trait that are the same is said to be

•Homozygous

•Hybrid

•Heterozygous

•Mutatant

A drumlin differs from a roche moutonnee because a drumlin is

In what kind of environment would you expect to find organisms that carry out fermentation

Smoking damages you blood vessels which makes it difficult to carry enough of what through your blood

Objects viewed through a single concave lens

Conservationistis strive to preserve or improve biodiversity in ecosystems, which includes monitoring populations of organisms to detect changes.

Explain how energy flows in a food chain. DONE

A friend tells you he read somewhere that rotting garbage can turn into maggots, which are fly larvae, and the maggots then can grow into adult flies. What part of the cell theory could you use to refute his claim?

Which of these is a characteristic of climate? A. Changes weekly B. Changes every day C. Reported as a daily forecast D. Reported as a pattern over time

Genetic disorders can result when sister chromatids fail to separate properly. During which phase is this problem most likely to occur? A: g1 phase B:g0 phase C: Cytokinesis D:Mitosis

4. Which change describes a demographic transition? a. a population moves from a high birthrate and death rate to a high birthrate and low death rate b. a population moves from a high birthrate and low death rate to a low birthrate and death rate c.