Answer:
Plasmids
Explanation:
A plasmid is an extra chromosomal DNA. These are small sized double stranded circular DNA. It is generally present in the bacterial cells. Plasmids are present in bacteria and some eukaryotic cells. During bacterial cell division, the plasmid is also copied and moves to the daughter cells. During bacterial conjugation, plasmids get transferred from one bacterium to another bacterium. Plasmids are used as vector by the scientists during manipulation of genes.
Answer:
a. Mitochondria
Explanation:
Mitochondria, the so-called "powerhouses" of cells, are unusual organelles in that they are surrounded by a double membrane and retain their own small genome.
Answer:
Moderna's COV-19 vaccine is 100% effective in children ages 12 to under 18, the company said last month
Explanation:
The four tissue types that have intercellular junctions are;epithelial tissue, connective tissue, muscle tissue andnervous tissue.
Answer:
d is correct am pretty sure
Explanation:
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