If the building blocks of lipids may contain other molecules as well, then what of lipids may contain other molecules as well? Answer choices: - empty spaces - big spaces - building blocks - small parts - solid, liquid, gas - Organic compounds - layers of fat - bioaerosols
building blocks

(Question)
If when a parasite produces memory cells, active immunity results, then what creates active immunity from a parasite? Answer choices: - Cooking - memory cells - alpacas - peachleaf willow - Allergies - mammals - an organism's body - animals
(Answer)
memory cells

Ques: If tungsten filament sealed in a glass bulb is used for seeing in the dark, then tungsten filaments sealed in a glass bulb are used for what in the dark? Answer choices: - photons - energy - seeing - stay warm - sleeping - talking - communicating - heat
Ans: seeing

(Q).
If most copepods feed on bacteria and algae, then what do most copepods feed on? Answer choices: - animals - bacteria and algae - density - body water - scarce resources - salt and water. - an organism's body - oxygen
(A).
bacteria and algae

Ques:If uneven heating of the Earth 's surface causes the movement of atmospheric air, then uneven heating of Earth's surface causes the movement of what? Answer choices: - Earth's core - underground air - electromagnetic energy - atmospheric air - Earth's moon - Greenhouse gases - kinetic energy - an object

Ans:atmospheric air

If polar bears have thick fur to stay warm in the winter, then how do polar bears stay warm in the winter? Answer choices: - They have cold blood - protect them - They eat a lot - hard outer covering - by indirect light - They go swimming - They have thick fur - When it's cold
They have thick fur