Answer:
An atom is composed of two regions: the nucleus, which is in the center of the atom and contains protons and neutrons, and the outer region of the atom, which holds its electrons in orbit around the nucleus.
Explanation:
Endocrine glands secrete hornmones whereas
exocrine glands secrete enzymes....
here, Pituitary gland secrete stimulating and growth hormone and thyroid gland secrete thyroxine hormone whereas salivary gland produce enzyme called saliva
So,pituitary gland and thyroid gland are endocrine and salivary glands are exocrine...
HOPE THIS HELPS YOU!!!!!
Answer:
The number of protons in the nucleus of an atom is its atomic number (Z). This is the defining trait of an element: Its value determines the identity of the atom. For example, any atom that contains six protons is the element carbon and has the atomic number 6, regardless of how many neutrons or electrons it may have.
A) taking in extra water can result in cramps so it is not A
B)you should do warm up,So that the body would be ready to handle the sudden increase in body speed,So it is not B
C)working through any pain,is good at some reason but not on all the experience so its not C
D)you need to plan on taking proteins,Proteins helps in strengthening in bones and helps in the supply of oxygen to the cells(for eg tennis players eat a banana before,middle and after the game or gym workers take protein bars to work out more)