scientists can test differences of the area with pigmentation by observing which is lighter and which is darker however they use microscope to look the difference of the pigmentation over the cells.
A biological theory, like the theory of evolution, that is widely accepted and supported by so many observations and experiments may be referred to as a principle or a law.
<h3>What is a Law?</h3>
This refers to statements which describes or predict a range of natural phenomena as a result of repeated experiments which has been performed and the authenticity has been prove by peers and other individuals.
A law is also referred to as principle and has been observed to be always true unlike due to the repeated scientific methods being done approving of its validity thereby making law the correct choice.
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50%, don't know if you use pun nett squares but Google them, they simplify it so much.
R. r
r Rr. rr
r Rr. rr
Answer:
mitochondria, golgi, ER
Explanation:
These folds have a great advantage for mitochondria as they increase the surface area where chemical reactions occur.
Fossils , silicone just guessed sorry
