Cell membrane in animals is composed mainly of the molecule of
lipids
proteins
lipids and proteins
carbohydrates
Which one is single membrane cell organelle
Endoplasmic reticulam
Mitochondria
Lysosomes
Chloroplast
Major nitrogenous waste product in ureotelic animals like rabbit and other mammals is
uric acid
urea
ammonia
amino acids
Urine is concentrated in
kidney
deamination
arginine
Omithine
A.
kidney
Urine formation takes place in kidney. It includes glomerular filtration (ultrafiltration), selective reabsorption and tubular secretion. Urine is stored temporarily in urinary bladder.