Which one of them is a micro-molecule?
A. Polysaccharide
B. Protein
C. Hemoglobin
D. ATP
A. Polysaccharide
B. Protein
C. Hemoglobin
D. ATP
A. An organ
B. An organism
C. A Tissue
D. A Cell
A. Urine
B. Blood
C. Glomerular filterate
D. Coelomic fluid
A. Nervous system
B. Endocrine system
C. Respiratory system
D. Both A and B
A. Skin
B. Liver
C. Lungs
D. GIT
A. Community
B. Population
C. Ecosystem
D. Biome
A. Vasodilation
B. Vasoconstriction
C. Panting
D. All of these
A. Population
B. Community
C. Biome
D. Habitat
A. bacteria
B. fungi
C. virus
D. none of these
A. Population
B. Community
C. Biome
D. Habitat