The answer is C the ancient photosynthetic prokayotes evolved into modern chloroplasts.
Answer:d)introns; exons
Explanation:Introns are the non-coding portion of the DNA. They do not code for a gene that can be expressed hence the need for them to be removed from the coding genes(Exons). The exons are then joined together after the introns have been removed to create a sequence of amino acids.
This is a aminoacyl- TRNA synthetase
Answer:
it regulates the earths tempature
Explanation:
this is due to the water carrying currents which bring wither hot air or warm air depending on where you live
