Answer:
business and pharmacist
Explanation:
those are everyday thing your around
Guard cell o is ordered to opening and closing of stomata.
The statement which is false about the intergumentary system is option D. "Keratin is the pigment responsible for skin color."
Even though the skin color of human beings is affected y different substances, the pigment melanin is responsible for it. Melanin is produced within the skin in cells known as melanocytes and it determines of the skin color of darker-skinned humans.
For instance, the skin color of those who have light skin is determined primary by the bluish-white connective tissue placed beneath the dermis and by the hemoglobin which circulates in the veins of the dermis.
Answer:
Internal and external respiration
Explanation:
Internal respiration occurs inside your body and is an exchange of your body's gasses with its blood and tissues. External respiration is similar, but gasses are exchanged specifically with the lungs.
A more simple response could be breathing(ventilation) which is the process or air going in and out of the lungs.
I hope this helps you!
