responsiveness to the environment
growth and change
ability to reproduce
have a metabolism and breathe
maintain homeostasis
being made of cells
passing traits onto offspring
H O P E T H I S H E L P E D <3
Its protons because we know electrons= protons so its postive so a)
Answer:
many alveoli are present in the lungs with a shape that further increases surface area. Thin walls - alveolar walls are one cell thick providing gases with a short diffusion distance. Moist walls - gases dissolve in the moisture helping them to pass across the gas exchange surface.
Explanation:
Answer:
For this receptor, the stimulus begins with an explosion of action potentials.
that would be the correct option.
Explanation:
A tonic receptor is one that is activated when the action potentials were maintained over time and during the signaling of the receptor.
Tone receptors require continuous stimulation over a period of time to trigger a response and deliver it to the central nervous system.
It keeps the nervous system constantly active in the environment that surrounds it.
They are slowly adaptable, an example of these receptors are the merkel and ruffini receptors.
Answer:
Because of their brightness, how big they are, and how many their are
Explanation: