Answer:
Astronomy is a study based off of the stars and whats outside our planet while earth science is based on whats in and on our planet .
Explanation:
I hope this helps! Have a great day.
The correct answer is: introns
Processing of mRNA is process that occurs only in eukaryotic cells. After the transcription, newly formed mRNA molecule is called and it must be processed into a messenger RNA (mRNA). Processing includes:
• Addition of a 5' cap to the beginning of the RNA
• Polyadenilation- addition of a poly-A tail (tail of A nucleotides) to the end of the RNA
• Splicing- removal of introns and linking the exons
After these steps mRNA is mature and used for the further steps (e.g. translation).
Sometimes some genes are alternatively spliced.
B is the correct answer. They can sometimes show an extinction but not always.
Answer:
i don't really know what you're asking. But, if you're asking what the main energy source is then it would be the sun.
Explanation:
