Answer:
Cell differentiation.
Explanation:
This is because cell differentiation refer to the process where cell changes from one cell types to tissues or organs or even system or specialised cells during a developmental stages to perform functions. It occur in multicellular organisms where zygote changes to tissues or system.
. This occurs through a process called gene expression. Gene expression refer to the combination of genes that can either be expressed or repressed.
Answer:
1.
Explanation:
Atomic mass is protons+neutrons. Atomic number is just protons.
The answer is the third option. she could still get hypertension if she becomes a heavy smoker because of the chemicals in tobacco can cause your artery walls to narrow increasing blood pressure
D. is correct: Koalas evolved after trout.
(A is false, B is also false bc amoeba are unicellular, C is false too, they are definitely not in the same class)
