Which of the following phyla contains only marine animals?

Arthropoda

Chrodata

Echinodermata

Mollusca

The type of muscle shown here lines the walls of the stomach. It is A) smooth muscle. B) cardiac muscle. C) skeletal muscle. D) striated muscle.

How much of earths surface is covered by the world ocean

A newborn child is experiencing severe heart problems and has abnormally short limbs. What could have affected cell differentiation during embryonic growth? A. Certain antibiotics B. Radiation C. Alcohol D. Carbon monoxide

At the end of Meiosis II, what is formed from one diploid cell?

A scientist introduces a mutation that makes the 60S ribosomal subunit nonfunctional in a human cell line. What would be the predicted effect on translation? Translation stalls after the initiation AUG codon is identified.

Langkah awal metode ilmiah adalah

An agent used to reduce the number of bacteria on a toilet would most accurately be called a (n) An agent used to reduce the number of bacteria on a toilet would most accurately be called a (n) disinfectant. fungicide. aseptic. virucide. antiseptic.

True or false? most antigens are large, complex molecules that are not normally present in the body. a. True b. False

on October 6, both fin and humpback whales were heard in the same area at 1:30 am and at 2:30 am why do you think both species might have made noises at the same time.

The broadest classification level for organisms is A. kingdom, which includes Archaea, Bacteria, and Eukarya. B. kingdom, which includes Animalia, Plantae, and Fungi. C. domain, which includes Archaea, Bacteria, and Eukarya. D.