Which part of a scientific argument must be supported by valid data?
a. claim
b. evidence
c. reasoning
d. theory

Which of the following is a main difference in cell structure between an onion cell and a human cheek cell? a. an onion cell contains one nucleus, whereas a human cheek cell contains two nuclei. b. an onion cell has a cell wall. c. a human cheek cell contains chloroplasts. d. there is no difference between an onion cell and a human cheek cell. you for your.

Coral reefs support more species per unit area than any other marine environment on earth. what is one way coral reefs are important to the health of the biosphere

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels