Answer:
The third choice.
Explanation:
It is near the Orion Arm and extremely far from the center. Although I don't know about the "tip"
Answer: Option D
Explanation:
If a DNA sequence is altered from TAGCTGA to TAGTGA, the kind of mutation that has occurred is DELETION.
Deletion is a kind of small-scale mutation in which one or more nucleotides is removed from the DNA. This mutation can alter the reading frame of the gene, and it is irreversible.
Answer: Option A.
Electrons,carbon and energy.
Explanation:
Chemorganoheterotrophs are organisms that uses organic substrates to produce carbon needed for their growth and development. They derive their energy from oxidation and reduction of organic substances. The use the reduced carbon produced by autrotophs as as source of electrons, carbon and energy. Example is fungi that uses carbon as electron donor and source for carbon and energy.
