If the key cells involved in the immune response produce antibodies, then the cells that produce antibodies are key in what system? Answer choices: - health - T cells - vision - humans - macrophages - B cells - disease - immune
immune

(Question)
If fur can aid most animals in survival, then what can aid most animals in survival? Answer choices: - fats - a rifle - food - a weapon - coat - fur - feed - a house
(Answer)
fur

Ques: If playing is one way sea lions learn how to behave, then what do sea lions learn how to behave from? Answer choices: - exercise - Energy. - fish - Movement - Energy - playing - children - whales
Ans: playing

(Q).
If sponges are hermaphrodites, then what are sponges? Answer choices: - protect them - storing water - fertile - barnacles - hydrate their cells - dangerous - hermaphrodites - important habitats
(A).
hermaphrodites

Ques:If constriction causes blood to thicken, then what causes blood to thicken? Answer choices: - Constriction - evaporation - heat or cold - thirst - permineralization - sweating - flow of electrons - matter vibrating

Ans:Constriction

Ques:If plastics are made from petroleum and produce pollution, then what is produced when plastic is made out of petroleum? Answer choices: - dangerous - bioaerosols - emissions - hydrocarbons - pollution - heat produced - Pesticides - heat energy

Ans:
pollution