The nitrogenous substance that is excreted by birds in or...
The nitrogenous substance that is excreted by birds in order to conserve water is
ammonia
urea
uric acid
nitric acid
Correct answer is C
No explanation has been provided for this answer.
The anaerobic fermentation of a glucose molecule yields ...
Which of the following is a polysaccharide? ...
The structure labelled I is the ...
The figure above is a section of a drupe. The part numbered 2 is ...
Which of the following statements describes an autonomic nervous system? ...
An association between bacteria and root nodules of legumes is called ...
Most tropical plants shed their leaves during dry weather conditions in order to ...
Which of the following is formed immediately after the first product of photosynthesis? ...