Chlorophyll is a/an _____ molecule?
Chlorophyll is a/an _____ molecule?
A. Inorganic
B. Cationic
C. Anionic
D. Organic
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Kranz anatomy is a characteristic feature of_________?
Kranz anatomy is a characteristic feature of_________?A. C4 plants
B. C3 plants
C. C2 plants
D. CAM plantsmitochondria in heart muscles are nearly_____________?
mitochondria in heart muscles are nearly_____________?
A. 400
B. 375
C. 350
D. 325Which part of the nervous system controls the activities of internal organs________?
Which part of the nervous system controls the activities of internal organs________?A. Spinal cord
B. Cerebrum
C. Cerebellum
D. Medulla OblongataWhich one of these structures involved in replication of bacterial dna?
Which one of these structures involved in replication of bacterial dna?A. chromosomes
B. pilli
C. plasmid
D. mesosomeHow many milky teeth or primary teeth does a human have?
How many milky teeth or primary teeth does a human have?A. 33
B. 20
C. 15
D. 32Humans usually have 20 primary (deciduous, “baby” or “milk”) teeth and 32 permanent (adult) teeth. Most people know these teeth as baby teeth, though they are also sometimes called milk teeth or primary teeth. In all, children have 20 baby teeth – 10 on the top and 10 on the bottom. These teeth act as placeholders for the adult teeth that grow in after the baby teeth fall out.
Lungs are covered with double layered thin membranous sac called___________?
Lungs are covered with double layered thin membranous sac called___________?
A. Disphragm
B. Pleura
C. Pericardium
D. Rib cage