Why don't animal cells need chloroplasts? A)
Animals do not make their own food.
B)
Animal cells make their own chlorophyll.
C)
Animal cells collect sunlight another way.
D)
Animals use photosynthesis to make their own food.

Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole

What type of electromagnetic radiation has a shorter wavelength than blue light

Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3