How do animals obtain nitrogen containing compounds that they need

Alternation of generation

What is a physical feature of land called

What type of competition is most intense in nature?

Which step of the scientific method do you perform after you state the problem?

In tigers, gold and black stripes (B) is dominate to white and black (b). If a heterozygous gold and black tiger is crossed with a white and black tiger, which genotypic percentage will result? how would the punnett square look

While the bones of this joint may fracture, they rarely become dislocated. The articular capsule and accessory ligaments of this joint make it one of the strongest structures in the body.

A 5-year-old girl catches the flu from a friend at day care after the friend sneezed and wiped mucus on a toy that the girl played then with. In this case, what is the portal of exit in the chain of infection?

Why does a tiger look so much different as an adult

Why do you think some nerve cells are long and thin?

What is the name of the macromolecules that makes up DNA