Mitochondria and chloroplasts may have once been prokaryotes <span>because of the Endosymbiosis theory.</span>
Answer:
A community refers to all the populations in an area; an ecosystem includes both biotic and abiotic components.
Explanation:
because i said so, also i just did the usatestprep
Answer:
B. A decrease in crop diversity
Explanation:
I took the test and this is the answer
Digestive system, heart, lungs
1)<span>DNA contains the sugar deoxyribose, while RNA contains the sugar ribose.
2)</span><span>DNA is a double-stranded molecule while RNA is a single stranded molecule.
3)</span>DNA and RNA perform different functions in humans. DNA is responsible for storing and transferring genetic information while RNA directly codes for amino acids and as acts as a messenger between DNA and ribosomes to make proteins.<span />