Answer:
The electron density of a polar bond accumulates towards one end of the bond, causing that end to carry a slight negative charge and the other end a slight positive charge. Likewise molecules in which there is an accumulation of electron density at one end of the molecule, giving that end a partial negative charge and the other a partial positive charge, are called polar molecules.
Answer:
D i believe.
Explanation:
niche= the match of a species to a specific environmental condition
Answer:
the TDaP vaccine and the MMR vaccine
Explanation:
2 vaccines that help prevent 3 diseases at the same time. the TDaP is a vaccine to prevent Diptheria, Tetanus, and Pertussis. the MMR vaccine is another vaccine that prevents Measles, Mumps, and Rubella all at once as well. i hope this helps :D
P.S. also i will put a screenshot here for you so you can use it for future reference :D
It is called the Epidermis. The epidermis, the outermost layer of skin, provides a waterproof barrier and creates our skin tone. The dermis, beneath the epidermis, contains tough connective tissue, hair follicles, and sweat glands.
