Answer:
Test Variable (independent variable)
Explanation:
X is always the independent variable/time. Test grades is dependent because it's the outcome. Trust me I took the test.
It would be C because the ozone layer blocks out harmful radiation from reaching the surface of earth. Hope this helps! - cat
C . Embryonic stem cells are capable of self-renewal and unlimited differentiation.
Answer:
A. The waste materials generated by one organism are often reused by other organisms.
I ONLY NEED 1 MORE BRAINLIEST ANSWER TO RANK UP TO EXPERT :)
Answer:
a) smaller size and no temperature gradient
Explanation: