The activity of ptyalin is likely to decrease with an inc...
The activity of ptyalin is likely to decrease with an increase in the concentration of
oxygen
starch
protein
acid
Correct answer is D
No explanation has been provided for this answer.
Which of the following is a difference between plant and animal cells? ...
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For pollination and fruit formation, the essential part(s) of the flower should be the ...
Plants that can survive in extremely dry places are called ...
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Plants that are found in extreme dry conditions are called ...