A substance has a volume of 20 mL and a density of 2.5 g/mL. What is its mass? 0.125 g

8 g

22.5 g

50 g

The contractile vacuole is an organelle found in paramecia, a group of unicellular organisms. Contractile vacuole pump out fresh water that accumulates in the organisms by osmosis.

Which of the following is NOT a predator avoidance mechanism of schooling? A. increasing group awareness B. confusing the lateral line organ C. creating visual confusion D. producing pheromones

What is an ecoregion?

A species that is no longer in existence would best be characterized as which of the following? threatened endangered extinct dinosaurs

Doing what phase in the cell cycle is the dna Replicated

Within which structure does the placenta normally develop

A 29-year-old female presents with fever, cloudy urine, flank pain, and hematuria. these signs and symptoms support which diagnosis

What is the term for a male reproductive cell?

What happens if people keep killing sharks and who wants to stop it and how may do we kill a year

In which conditions did the water move through the cell membrane when the cell was surrounded?