Consumers are usually animals. Consumers cannot make their own food, so they have to eat other organisms. They can be classified into three main groups. These groups are herbivores, carnivores and omnivores.
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:
Following are the two advantages of endoplasmic reticulum.
1) Endoplasmic reticulum is an organelle of the cell which is responsible for the production of protein for the cell. This protein is sent to the Golgi apparatus where it is modified and used by the cell where it is needed.
2) Endoplasmic reticulum also helps in the removal of toxic substances from the cell. If these toxic substances are not removed, it causes damage to the cell.
