Sexual reproduction is responsible for

The great variety observed in organisms

Creating many of the same offspring

Non of the genetic variations observed in nature

Copying cells

How would you describe a solution that has a high concentration of water molecules?

What are some similarities between the structure of the DNA and the ladder

How could you determine whether in unknown substance is a mineral?

What depends on public opinion and support? regulations at a local level enforcement of laws success of a policy revising an existing policy

Would you expect that anions would be physically closer to the oxygen or to the hydrogens of water molecules that surround it in solution?

Why is the law of gravity an example of a universal law?

Manganese nodules are an example of: a. hydrogenous sediments. b. cosmogenous sediments. c. biogenous sediments. d. volcagenic sediments. e. terrigenous sediments.

Scientists use different types of models to analyze the structure s of ecosystems. which characteristic is seen in a biomass pyramid, but not in a numbers pyramid

Which of the following statements about amphibians is true? A. Amphibians are represented by about 500 species of frogs, toads, and salamanders. B. Populations of amphibians in a few local areas have declined dramatically in the last few decades. C.

True or False. Osmosis is an active process of the cell.