Which type of fossil is bone or tooth that have been covered by layers of sediment and preserved into stone.

Body Fossil

Mold Fossil

Resin Fossil

Trace Fossil

Which of the following are limiting nutrients

Carbon is a major component of all organic compounds, including carbohydrates, lipids, proteins, and nucleic acids. carbon dioxide is continually exchanged between the atmosphere and oceans.

In the quest to understand the basis of infertility in humans, researchers have identified a mutation in a gene associated with chiasmata. This protein normally acts to promote homologous recombination.

Which of the following is an example of localized irrigation? A) Drip irrigation B) Flood irrigation C) Center pivot D) Subirrigation

How might a comparison of the anatomy of two closely related animals such as lizards and snakes provide information about their evolutionary history?

Why are spiders considered to be an r selected species?

What are restriction enzymes used for in nature?

Material with bits of rocks and once living parts of animals are

Think about a flower growing in your garden you notice that all of the leaves are falling off why is this a problem for the plant

How does polymerase chain reaction make DNA fingerprinting more reliable