Why do fish have gills

The transcription of the information in DNA involves the pairing of the nitrogen bases of DNA with RNA nucleotides to form a molecule of messenger RNA. Choose the RNA nitrogen bases that pair with the DNA nitrogen bases listed.

Which of the following terms describes the distance between the crests of successive waves? A. Frequency B. Nanometer C. Trough D. Wavelength

When a doctor give a patient epidural anesthesia, they are inserting a needle between which two structures?

What is the difference between a haploid cell and a diploid cell?

Which statement best describes the enzyme represented in the graph below?

Anything that is built or created in an organized manner

Adults do not need foods from the dairy group, only growing children and athletes do.

Which conditions lead to a slower rate of weathering? Select two options. 1. porous rocks 2. cold climates 3. hard minerals 4. high temperatures 5. low moisture levels

What is the relationship between these two structures enantiomer?

Identify what structures in a skeletal muscle will shorten in length during contraction of the muscle. choose all that apply. (0.5 pts)