I believe it is a Pure Substance
Answer:
The correct answer will be option-A.
Explanation:
The females carry two X-chromosomes in their cells but one of these X-chromosome gets permanently inactivated during embryonic development.
The X-inactivation is known as lyonization which ensures that only one functional X-chromosome should be present like in males. This process is a random process and therefore a female can have both the functional X-chromosomes and males can also have a functional X-chromosome.
Thus, option-A is the correct answer.
Answer:
1
Explanation:
Each amino acid is represented by 3 bases. So a single 3-base DNA sequence is 1 amino acid.
Answer:
Cell inclusion are various diverse nutrients or pigments found within the cell but do not carryout activities like other cell organelles (cell organelles like mitochondria, nucleus, ribosomes e.t.c.) .
Examples of these nutrients are :
Examples of Pigments are :
The answer is a. the ureters. The ureter is a tube that
carries urine from the kidney to the urinary bladder. There are two ureters, the
upper half of the ureter is located in the abdomen and the lower half is
located in the pelvic area. One attached to each kidney.
