16-7= 9 you subtract the atomic number from the mass and get the number of neutrons so there ae 7 protons and 9 neutrons
Answer:
theoder schwann and Rudolph Virchow
Answer:
Option A is correct.
Explanation:
Phenotype ratio is the number of one phenotype compared to another phenotype.( physical characteristics)
C/cch * C/c
The rate at which materials enter and leave the cell depends on the cells surface area
Your answer is: D) surface area
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