A marine biologist observed an organism. It had openings on its body through which food particles and water passed. Which phylum does the organism belong to?

Cnidaria

Porifera

Platyhelminthes

Describe the digestive system?!

8. What phase creates the most energy?

What role does the PCR play in the analysis of eDNA? A. It generates larger amounts of DNA from tiny amounts. B. It sorts different sizes of DNA fragments into a banding pattern. C. It breaks DNA into fragments that vary in size. D.

Suppose that there are 500 units of energy available at the producer level of the energy pyramid. Approximately how many units of energy are available to the first level consumer?

Snapdragons, a flowering plant popular with gardeners, can have red, white, and pink colored petals. When snapdragons with red petals (RR) are crossed with snapdragons having white (WW) petals, the offspring have pink petals.

A client with a myocardial infarction (MI) develops pulmonary crackles and dyspnea. A chest X-ray shows evidence of pulmonary edema. The specific type of MI the client had is most probably:

What conditions can lead to severe wild fires droughts and high winds high temerature and heavy rains heavy rains and high winds drought and low temeratures

Neptune has a diameter of 30,778 miles. What is its diameter in kilometers? (1 mile = 1.6 kilometers) A. 1,392,650 km B. 120,586 km C. 12,761 km D. 49,225 km

How much is the weight of a cell is water

What caused the mass extinction of the permian period