False. Strontium 90 has a half life of only 30 years, and as millions of years pass, about the time fossils have been around, most if not all of any strontium would have decayed.
The awser is d d d d d so pick D
The vacuole stores water, waste products, food, and other cellular materials
Answer:
Cynognathus
Explanation:
Cynognathus was as large as a modern wolf and lived during the early to mid Triassic period
<span>A virus is made up of a core of genetic material, either DNA or RNA, surrounded by a protective coat called a capsid which is made up of protein. Sometimes the capsid is surrounded by an additional spikey coat called the envelope. Viruses are capable of latching onto host cells and getting inside them.</span>
