Answer:
- Invertebrates may have an <u>exoskeleton</u> for protection and support.
- Vertebrates have a backbone and a skull.
Explanation:
Invertebrates are usually small animals, they usually lack of an articulated internal skeleton, although some do, but it is an external skeleton called an exoskeleton. Many have shells, shells, or covers of some hard substance.
A vertebrate is an animal that has a skeleton with a vertebral column and a skull, and whose central nervous system is made up of the spinal cord and the brain.
Where are the answers and she’s from if there are any just tell me and I’ll try my best
Answer:
pretty sure that health scientists, assuming they understand pharmaceutical actions and reactions, get paid either way & possibly get cheaper h insurance for their expertise.
Explanation:
No, does not affect their work because they get paid to test new drugs on lab rats, chimps, dogs, etc. to see if there is an effect on subjects they give a medical condition to. As unfair as it seems, once lab subjects are tested for years, and they witness if they're theories are justified or not; then they determine a trial run on human test subjects. this process can take up 2 10 years or longer.
