The producer in an energy pyramid contains about 1,000 kcal of energy. About how much of this energy is used by the producer or lost as heat to the environment?

What is an organism called that lives in or on another organism for the purpose of obtaining food?

A virus is a piece of enclosed in a capsid

Which of the following represents the chemical reaction of hydrobromic acid and chlorine to produce hydrochloric acid and bromine? A. hydrobromic acid + chlorine → hydrochloric acid + bromine B.

In what way do kinetochore microtubules facilitate the process of splitting the centromeres? they phosphorylate the centromere, thereby changing its conformation. they slide past each other like actin microfilaments.

Fungi growing in association with the root that greatly increase the surface area for absorption are called:

What does the word prudent mean? A. slow B. easy C. wise D. kind

Briefly describe the steps of protein synthesis

Which tissue contains a calcified ground substance and is specialized for structural support? a. muscle tissue b. dense regular connective tissue c. areolar connective tissue d. bone connective tissue

This question refers to the same populations of mosquito fish as the previous question. Based on the evidence given in your textbook, can you state that the mosquitofish have speciated into different species, or not?

What is happening when cells start to swell up with water?