Answer:
Polar molecules occur when there is an electronegativity (a charge) difference between the bonded atoms. Nonpolar molecules offur when electrons are shapred between atoms of a diatomic molecule or when polar bonds in a larger molecule cancel each other out.
Explanation:
Or basically, polar molecules occur with a charge, as nonpolar molecules do not. And yes, lipids are molecules.
D. scientists can easily tell which variable caused the results.
Good luck!
Answer:
true
Explanation:
You block your sense of smell so you wont smell the odor on each one
Answer:
What circumstances are best for fossils to form? Select all that apply. Rapid burial, Absence or limited oxygen supply and undisturbed by geological forces, are best for fossils to form.
Explanation:
Answer:
Epithelial tissues are widespread throughout the body. They form the covering of all body surfaces, line body cavities and hollow organs, and are the major tissue in glands. They perform a variety of functions that include protection, secretion, absorption, excretion, filtration, diffusion, and sensory reception.
Cellularity. Epithelia are composed almost entirely of cells. ...
Specialized contacts. Adjacent epithelial cells are directly joined at many points by special cell junctions.
Polarity. ...
Support by connective tissue. ...
Avascular but innervated. ...
Regeneration
Explanation: