A bacterium is placed in a hypertonic solution. Which of the following would the bacterium use to maintain osmotic pressure?

a. Active transport

b. Ion pumps

c. Facilitated diffusion

d. Contractile vacuole

Explain why the plants cortex would serve as the best food source For animals

Do we use fusion in real life? Why or why not?

When you separate white light based on the differences in wavelength of its constituent colors you are doing which of the following? A. refracting the light B. dispersing the light C. reflecting the light D. polarizing the light

How do unicellular organisms use locomotion and movement to respond to their environment?

Which two natural resources will be most affected

Why is the human heart NOT considered to be a living organism A. it cannot complete photosynthesis. B. it cannot reproduce itself. C. it is not made of cells. D. it does not reguire oxygen.

How would an increase in nest sites affect a population of pigeons? AThe population would decrease. BThe population would increase. CThe population would remain almost the same. DThe population would be reduced the next year.

Several types of white blood cells are which engulf bacteria and cellular debris

Muscles are tissues made of: elastic fibers Layered fibers non of the above smooth fibers

What are four ways that humans harm sea grass? explain in detail.