<span>it is a polysaccharidee </span>
Answer:
A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane. It can be tough, flexible, and sometimes rigid. It provides the cell with both structural support and protection, and also acts as a filtering mechanism.
Explanation:
A cell wall is a rigid, semi-permeable protective layer in some cell types. This outer covering is positioned next to the cell membrane (plasma membrane) in most plant cells, fungi, bacteria, algae, and some archaea.
Answer:
tube that carries urine from kidneys to bladder- ureter
functional unit of kidney -nephron
temporary storage place for urine -urinary bladder
exit way of urine from body- urethra
filter of waste material from blood- kidney
Explanation:
hope it will help you
Answer:
Rats can survive several days without food but only 48 hours without water.
Explanation:
Also, for anyone who didn't know this, rats eat even when they are not hungry. So, if you feed them constantly, they will eat constantly
1.This is a point mutation where thymine(T) has been replaced with adenine(A) in the DNA.
2.In the messenger RNA the codon will be changed Adenine(A) is replaced with uracil(U)
3.The changed codon will cause a different amino acid to be placed. Glutamic acid is replaced with valine. This replacement will cause the protein to be deformed and have an altered function.
