If its a heart its circulatory, lungs respiratory, kidneys excretory, brain nervous, stomach digestive, hormones endocrine, skin integumentary, lymph nodes lymphatic, bone skeletal, muscle muscular, thymus immune system.
But if you can show a pic i could try to answer it more specifically.
It can be from Chlorine and Bromine. These two chemicals created are highly popular and deplete the ozone layer at an uncomfortable. This is also known as ODS. (ozone-depleting substances) Basically all that happens is these chemicals strip atoms apart. Thus depleting the ozone layer.
I hope this is the answer you were looking for and that it helps!! :)
<span>maintains a constant INTERNAL environment
so other options included internal variable and external environment. but its internal and environment</span>
A) Thylakoid
B) Lumen
C) Granum
D) Stroma
Answer:
Different seasons arise as the Earth revolves around the Sun because the Earth's axis is tilted. When the Northern Hemisphere is
tilted towards the Sun what seasons will the two hemispheres be experiencina?
Explanation:
Different seasons arise as the Earth revolves around the Sun because the Earth's axis is tilted. When the Northern Hemisphere is
tilted towards the Sun what seasons will the two hemispheres be experiencina?