A group of very similar inter breeding organisms constitutes?
A group of very similar inter breeding organisms constitutes?
A. Biosphere
B. Ecosystem
C. Population
D. Species
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Each turn of DNA contain ____________ nitrogenous base pairs?
Each turn of DNA contain ____________ nitrogenous base pairs?
A. 5
B. 10
C. 20
D. 25An activated enzyme consisting of polypeptide chain and a cofactor is called_______________?
An activated enzyme consisting of polypeptide chain and a cofactor is called_______________?
A. Apoenzyme
B. Holoenzyme
C. Activated enzyme
D. Both b and cMore than ___________ compounds of tar of tobacco smoke are involved to cause cancer?
More than ___________ compounds of tar of tobacco smoke are involved to cause cancer?
A. 5
B. 90
C. 15
D. 10About __________ % of photosynthesis is carried by terrestrial plants, while rest occurs in ocean, lakes, and ponds?
About __________ % of photosynthesis is carried by terrestrial plants, while rest occurs in ocean, lakes, and ponds?
A. 10%
B. 20%
C. 30%
D. 40%Complete breakdown of glucose molecule takes place in which of the following?
Complete breakdown of glucose molecule takes place in which of the following?
A. Alcoholic fermentation
B. Lactic acid fermentation
C. Aerobic respiration
D. All of theseIn many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen?
In many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen?
A. Arthropods
B. Chordata
C. Annelida
D. Echinodermata