Cyanobacteria became the first microbes to to produce Oxygen (O2) as a product of Photosynthesis.
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Answer: D
Explanation: all the other answers make no sense and the picture shows how the jaw decreases and the brain gets bigger
Answer: Both the smooth and rough endoplasmic reticulum help in the production and storage of proteins The main difference is that one contains ribosomes on it and the other does not.
Explanation: The main difference lies between the SER and RER is the presence of ribosomes, as SER do not have ribosomes but RER have ribosomes.
Answer:
producers- produce they own food...and consumers consume material generated by producers
Explanation:
If you look at site 23 of the chromosomes, you can see whether the person is male of female:
Male: XY
Female: XX
