Vertebrates have back bones or spines that give there body support.
It's is the parenchyma tissues which are a group of thing cells made of thick walls with cellulose
Answer:
blood alcohol concentration
Explanation:
we studied that recently so I could recall
Answer: it is species!
Explanation: species is a GROUP of individual organisims that inter breed with others!
Answer:
Less than one light year.
Explanation:
The sun is approximately 93,000,000 miles away from the earth. A light year is 5,865,696,000,000 miles.