A pure breed black guinea pig was crossed with a pure breed white guinea pig. All the F1 generation where black. Explain with diagram.

What is the biggest problem with invasive species in their new location

Why are mitochondria called the powerhouse of cells

What prevents cells from growing very large?

Cell is two tissue as a.) organ system is to oregon b.) tissue is to oregon c.) cell is two organ system d.) organ system is to tissue

What is one way vegetation has changed since the time of dinosaurs?

which of the following statements is false? A. disturbance in an ecosystem is an event that changes the availability of resources in that ecosystem. B. disturbance are by definition harmful and undesirable for ecosystem. C.

The male African elephant at the city zoo has a mass of 5450 kg. What is its mass in scientific notation? O O O O A. 54.5 x 102 kg B. 5.45 10-3 kg C. 5.45 103 kg D. 545 x 103 kg

The genetic code of an organism is called?

Rank solids, liquids, and gases in order of particle speed from the highest speed to the lowest

Selma is about 25 pounds overweight, has tried several diets, and repeatedly failed to maintain weight loss.