D) Vaccines work to fight the disease
Mark with crown!
Answer: Too many deer in a given area results in overgrazing and the eventual loss of brush and shrubs in forested areas. Loss of undergrowth means no place for small animals and birds to shelter and nest. The result is the disappearance of many native species that no longer have access to the habitat they need.
Answer:
Ion i think
Explanation:
I think ion's contain more negative energy from electrons and since it's -18 and 9+ it would be -9 if u add them up
Answer:
Osteoblasts
Explanation:
Cells that secrete protein fibres in bones are called osteoblasts.
I hope this helps.
Answer: Shared
Explanation: A covalent bond involves electrons being shared between atoms.