Which statement about sponges is NOT true?

Sponges lack true tissues.

Sponges actively pump water through their bodies to eat, breathe, and excrete.

Sponges are filter feeders.

Sponges are aquatic.

Adult sponges are mobile, non-sessile animals.

Which of the following compounds produces the most energy upon oxidation all the way to CO2? a. Methane b. Glucose c. Palmitic acid d. Mannose

Did any alleles disappear from your population? if so, why? if not, why not? how does this relate to the most fit phenotype

Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) Has a single dorsal fin ® 5 (b) Has a double dorsal fin ® 2 5. (a) Has small fin on back near tail ® 6 (b) Has no fin on back near tail ® 7 6.

On which thickly clouded planet has radar mapping revealed a varied topography consisting of plains, highlands, and thousands of volcanic structures? A. Venus B. Jupiter C. Mercury D. Neptune

Why is sunlight important to all aquatic ecosystems?

Which of the following would likely extend the Earth's supply of a nonrenewable resource?

How many growing seasons do plants with herbaceous stems usually survive?

What is one advantage of having many small cells instead of one large cell? A. small cells do not have cell membranes B. with many small, cells you have more surface area C. small cells do not require a stable internal environment D.

What are some of the effects of the enhanced greenhouse effect?

Which statement correctly describes an interaction of the respiratory and circulatory systems? A. Breathing speeds up when heart rate slows down. B. Breathing and heart rate slow down during exercise. C.