Which of the following biomolecules typically contains both nitrogen and phosphate?

A - lipid

B - protein

C - Nucleic acid

D - carbohydrate

Which statement about seismic waves is accurate? Seismic waves have uniform motion within Earth's layers. Seismic waves determine differences in temperature in Earth's layers. Seismic waves change speed when density changes in Earth's layers.

What body systems do you use when eating breakfast?

The transport of what molecules or particles across the thylakoid membrane power the production of atp?

A cloned mammal is made by removing the DNA from the unfertilized egg of an egg donor, replacing it with DNA from a cell of a mature animal, and then implanting that cell into the uterus of a surrogate mother.

Which of the following represents an ion

Two species of crickets are indistinguishable (identical) to one another except for their mating songs, which have noticeably different pitches. Thus, the crickets will not mate.

How have human activities affected the phosphorus cycle?

Many animals such as goats, deer, and cattle have horns or antlers. What purpose do these structures serve? Question 7 options: They are used for ornamentation and for attracting a mate.

Which of the following is not a characteristic shared by all chordates? fins hollow nerve chord pharyngeal pouches notochord

Alicia is not sure of the difference between a food web and a food chain. write a paragraph for alicia that explains the difference between a food web and food chain.