B. the bond forms when electrons are shared
Answer:
cellular respiration can be defined as a chemical process which takes place in cell
Explanation:
This chemical process is sometime referred to as internal respiration of tissue"Respiration"for breathing.
Hence, cellular respiration can be said to mean, the oxidation of food substance in the cell.
Answer: these are secondary metabolites
Explanation:
These secondary metabolites are chemical compounds found in some fungi, bacteria and some plants. They are not involved in true normal growth and other processor in these organisms, but they often help protect plants from herbivory and these include terpenes, alkaloids, phenols etc.
Answer:
1.) Mutation or outside effect
2.) The DNA copies itself
Explanation:
1.) Mutations can occur when a body is exposed to high amounts of radiation or other harmful chemicals, thus changing the DNA.
2.) In order for our bodies to grow, cells must divide and make new cells. Each time a cell makes new cells, the DNA has to copy itself for the new cell. This process is called “replication.”
hope this helped!
let me know in the comments if this was right and/or wrong!
(p.s) mark me as brainliest if you feel my answer was good enough :))
~connor