Protozoa are single-celled eukaryotes that share some traits with animals. Like animals, they can move, and they are heterotrophs. That means they eat things outside of themselves instead of producing their own food
Answer:
C. (Schleiden Hooke and Leeuwenhoek)
Explanation:
I just took the quiz and got the answer D wrong, the more believable answer would most likely be C. Some other people chose C appearantly and got it correct.
Answer:
isolated I think I need more instructions
Answer: b and c
Explanation:
B. Can vary force of contraction.
C. By varying calcium entering the cell.
Answer:
I think its D correct me if wrong
Explanation:
Hope this helps! :)
