The independent variable is a variable that can be stood alone. So therefore, the independent variable would be how long it takes to parachute.
Answer:
Hmm, sorry, I do not think I have learned that yet.
Answer:
ANSWER : NICHE
Explanation:
The particular role of a species or organism in its comprising ecosystem is termed as niche. Niche refers to every way that a specie interacts with its environment included both the biotic components as well as the abiotic components. Niche describes how well an organism is adapted for a particular environment. It tells us how well a species is for competing for food and other resources in that environment and how it is better for that environment.
A- Flatworms are unsegmented and only have one mouth/anus opening. And they are obviously flat
Answer;
-Sensation
Sensation is the activation of receptors in the various sense organs
Explanation;
-Sensation is the activation of sensory receptor cells at the level of the stimulus. Perception is the central processing of sensory stimuli into a meaningful pattern. Perception is dependent on sensation, but not all sensations are perceived.
-Receptors are the cells or structures that detect sensations. A receptor cell is changed directly by a stimulus. A transmembrane protein receptor is a protein in the cell membrane that mediates a physiological change in a neuron, most often through the opening of ion channels or changes in the cell signaling processes.