Q: You are presented with the question "Feathers help what kind of animals fly and provide insulation?" and the following answer choices: - preventing heat transfer - dragons - passenger pigeons - butterflies - animals in the class Aves - airplanes - it protects them - retaining heat Now knowing that feathers help birds fly and provide insulation and class Aves is for the birds, literally, choose the best answer.
A: animals in the class Aves

Q: You are presented with the question "what can make proteins?" and the following answer choices: - animal transport - volume - prokaryotes - heating liquids - Cooking - h2o - density - animals Now knowing that ribosomes are structures in the cytoplasm where proteins are made and ribosomes are larger and distinct from the ribosomes found in prokaryotes, choose the best answer.
A: prokaryotes

Q: You are presented with the question "What can a certain protein affect in meat?" and the following answer choices: - health - piousness - stamina - retina - toughness - liveliness - saltiness - Energy Now knowing that cartilage is a tough tissue that contains a protein called collagen and collagen contributes to meat toughness, choose the best answer.
A: toughness

Q: You are presented with the question "Cell walls relax and increase the flow of what?" and the following answer choices: - heat - sugar - saliva - blood - oxygen - Air - semen - water Now knowing that dilation occurs when cell walls relax and blood vessels dilate, the flow of blood to the skin increases and the muscles relax, choose the best answer.
A: blood