Answer:
The brain has 3 major parts - cerebrum, cerebrum, brain stem. The brainstem is also divisible into three parts - medulla oblongata, pons, midbrain. The brain stem concerns with breathing, digestion, circulation.
The cerebrum is present between the cerebrum and midbrain. It carries motor information. It consists of the thalamus, hypothalamus. The hypothalamus function is the maintenance of homeostasis. The pituitary gland is present in the hypothalamus region.
The cerebrum has different lobes - frontal lobe, parietal lobe, occipital lobe, temporal lobe. These lobes are meant for sense i.e. vision, auditory, smell, and taste, etc.
The cerebrum is also divisible into the right and left hemispheres.
Answer:
Water is a universal solvent because it is capable of dissolving more substances than any other liquid.
Explanation:
eating less meat, wasting less food could save water worldwide
Right receptor protein on the surface of the target cell or in cell plasma is required. There are three major types of receptors in cell:
1. Channel receptors- <span>neurotransmitters.</span>
2. Receptor tyrosine kinases-protein expression
3. G protein coupled receptors-<span>detect </span>substances<span> outside the </span>cell
Chemoautotrophs
Scientists believe CHEMOAUTOTROPHS were the first types of cells able to make their own food.
Chemoautotrophs are organisms that use inorganic energy sources for food, then it creates it own organic compound using ATP. The are primary producers in hostile environments like sea vents where they usually live.
