Which is not an echinoderm?

A) sea star

B) sea urchin

C) sand dollar

D) spider

Considering some of the characteristics that define life and drawing on your new knowledge of cellular structures and functions, write a short essay (100-150 words) that discusses this statement: Life is an emergent property that appears at the

Tentacles can sting predators. What other functions do tentacles have? Choose all answers that apply. A. to bring oxygen into the cnidarian's body B. to aid reproduction C. to communicate with other cnidarians D. to capture food

What can i do with a masters in nutrition?

Polaris is 4.07 x 10^15 km from earth. Calculate the distance in light years.

What is the primary function of the juxtaglomerular complex?

Statistics about the climate in a tundra ecosystem were collected for 30 years. which hypothesis about a population of caribou could be made based on the climate data collected? a. caribou calf survival is directly related to annual rainfall amounts.

Since plant cells do not have centrioles, how do they make spindle fibers during mitosis?

Plants use sunlight to produce some ATP during photosynthesis. How do plants produce ATP when the Sun is not out? a. Plants are secondary consumers. b. Plants also use cellular respiration. c. Plants extract ATP from the stars. d.

Describe 4 ways that we know the global climate is changing

What does each individual node in a cladogram represent