If chemical messengers travel throughout the body in the blood, then what travels throughout the body in the blood? Answer choices: - chemical messengers - carbon monoxide - Veins and arteries. - bacterial messengers - density - kinetic energy - electromagnetic energy - matter vibrating
chemical messengers

(Question)
If pregnancy begins when a sperm and an egg fuse, then what begins when a sperm and an egg fuse? Answer choices: - Leptospirosis - cellular regeneration - h2o - seeds - death - pollen - pregnancy - competition
(Answer)
pregnancy

Ques: If some viruses can mutate cells, then what can mutate cells? Answer choices: - Allergies - water - fruits - flow of electrons - vegetables - harmful substances - rays or beams - some viruses
Ans: some viruses

(Q).
If fish can think, then what can think? Answer choices: - fish - mountain - Bats - tree - humans - Man - rock - Birds
(A).
fish

Ques:If reefs are threatened, then what is the status of reefs? Answer choices: - threatened - dangerous - more abundant - Quality of life - great - safe - negative - ocean

Ans:threatened

Question: If staying warm has a positive impact on an animal's chances for reproduction, then staying warm has a positive impact on an animal's chances to:? Answer choices: - die - moves - protect them - cave - fur - Reproduction - reproduce - growth
Answer:
reproduce