Which of these is the main organ of the nervous system?

a. lungs

b. skin

c. heart

d. brain user: which component of an ecosystem is abiotic?

a. decomposer

b. gereralist

c. sunlight

d. autotroph

Different kinds of tissues that work together to perform a certain function are called organs muscles cells

What would most likely be included in the "Analysis" section of a lab report? a discussion of any errors in the experimental data O a list the supplies that were used in conducting the experiment suggestions for new experiments based on the results

What is the medical term that means "acute or chronic inflammation of the bronchi?"?

Which of the following is not released by trees into the atmosphere? a. oxygen b. water vapor c. ozone d. none of the above

Which of the following factors most influence the tempature of seawater?

Why is salt so precious in the rain forest?

A human activity that could significantly decrease the amount of carbon dioxide in the air is (1) increasing the use of fossil fuel (2) controlling insect pests that eat stored grain (3) burning garbage and trash to generate electricity (4)

What are somatic cells

What type of bacteria causes environmental change

Contrast a food chain with a food web, and include the total % of energy which is conserved between each level of a food chain