Answer:
c - having controlled experiments within ethical limits.
Explanation:
Answer:
C. Chromosomes are replicated and produce identical copies during DNA replication.
Explanation:
b:failure of pituitary gland to secrete ADH .caauses diabetes inspidus.
c:located at the kidney.cortex dark in colour and its the outermost.medulla red in colour and lies at the centre.
Answer:
The air
Explanation:
the air has a component of 79% of nitrogen gas (N2)