<span>Hormones
The endocrine system is made of endocrine glands and exocrine glands which are responsible for taking the hormones released by the system to the target organs. The difference between them is that the exoocrine glands release hormones in specific areas for example the sweat glands are especially active in the armpits. The endocrine glands on the other hand release hormones directly into the bloodstream and when the blood travels to all parts of the body, it provides the organs with the hormones they need.</span>
B.
The onset of puberty is unique to individuals and varies from one person to another.
A white object<span> reflects </span>all<span> the wavelengths of visible </span>light<span> and </span>appears<span> white.</span>
Answer:
by smelling
Explanation:
lactic acid has a sour sharp briny scent, while alcohol.. well we all know how that smells
Answer:
the correct option is D.
Explanation:
in case of quaternary level of protein structure , protein has more than one polypeptide chains and in this level , the polypeptide chains are aggregated and held together by hydrophobic interactions, hydrogen and ionic bonds. this specific arrangement is called the quaternary structure.for example :-
Haemoglobin the oxygen carrying protein of red blood cells, exhibits such a structure.