Which of the following pairs of modern chordate groups are most closely related?

A. Hagfishes and lampreys

B. Lampreys and ray finned fishes

C. Birds and crocodilians

D. Sharks and coelacanth

A pitcher notices pain in his elbow during warm-ups. Doing a repetitive motion, pitching, which injury is he most likely to have? A. pulled tendon B. torn ligament C. chronic strain D. acute sprain

The largest level of biological study is the

Why is conserving fresh water important?

What is a spring tide abs would a spring tide occur

List one human-infecting virus that has a DNA-based genome.

Describe the factor that affect blood pressure

What is true about one strand of DNA? Question 3 options: It contains many proteins. It contains many alleles. It contains many chromosomes. It contains many genes.

Write a paragraph to explain the steps of metamorphasis using the words adult, egg, larva, body parts, grow, rearange, and life cycle

The process of creating a current in a circuit by changeing a magnetic field

Explain why the fact that invasive species did not co-evolve with the native species unbalances an ecosystem.