What term defines varieties or populations of human beings distinguished by physical traits such as hair, eyes, skin color, and body shape?

a. class

b. cohort

c. ethnicity

d. race

An organism that eats leaves, grass, algae, or seaweed would be considered a producer tertiary consumer primary consumer decomposer.

Most neurons rest at a membrane voltage which is slightly more positive than the equilibrium potential for potassium.

Monomers that make up dna and rna

Which type of barrier are coughing and sneezing? mechanical chemical biological physical

Trapping has severely reduced the population of rabbits in an ecosystem, as shown in the bar graph below. What is the most likely effect this will have on other organisms?

Differentiate between sexual and asexual reproduction

Which phase of the cell cycle is characterized by a non-dividing cell

Step 6: Measure the Heights of the Plants at the End of Week 3 Use a calculator to compute the average heights of the plants in each group to the nearest centimeter. Week 3 Average Heights Control Group: cm Exper. Group: cm

The nurse is communicating with a client who begins to cry. the nurse places her hand on the client's arm and sits quietly at the client's beside. what mode of communication is the nurse using to offer caring and comfort for the client?

Scientists have a theory about the relationship between climate and biodiversity. Which best describes this theory? Warmer climates promote higher biodiversity, allowing plants to grow year-round. This supports more organisms that rely on plants.