If antibodies are large, Y-shaped proteins designed to bind with foreign proteins, then antibodies are large, Y-shaped proteins designed to bind with what? Answer choices: - heat or cold - Allergies - major threat to health - Veins and arteries. - foreign proteins - epidermis and dermis - harmful substances - wavelengths and photons
foreign proteins

(Question)
If nitrogen is found in most molecules, then _is found in most molecules.? Answer choices: - glucose - Gold - Energy - food - Polonium - Nitrogen - Helium - heat energy
(Answer)
Nitrogen

Ques: If atape measure is used to measure distance, then what is a tape measure used to measure? Answer choices: - Force - biceps - feet - Other measuring tapes - size - Stickiness of tape - Distance - Weight
Ans: Distance

(Q).
If proteins fight antigens, then what do proteins fight? Answer choices: - heat - calories - carbohydrates - illness - parasites - fat - resistance - antigens
(A).
antigens

Ques:If stalactites are deposits from drips of water, then what are stalactites deposits of? Answer choices: - Calcium carbonate - Decayed matter - Sediment - Drips of water - Still water - detritus - calcite - Tourists

Ans:Drips of water

Ques:If mutations change characteristics of living things over time, then what causes changes in characteristics of living things over time? Answer choices: - mutations - science - parents - environment - light energy - news - alleles - animals

Ans:
mutations