Answer:
The ancestors of mammals diverged from ancient synapsids (reptiles).
Explanation:
The mammals have known to be evolved from a group of reptiles. These group of reptiles were known as synapsids. In fact, some scientists consider mammals as the only living synapsids. The close relativity between reptiles and mammals can hence be seen because they have common ancestors. The synapsids were known to inhabit the earth during the Permian Period.
The scientists, however, do not know from which reptiles exactly did the first mammals grow.
Answer:
A
Explanation:
Looking at your diagram, the purple particles represent gas particles. They are most dense near sea level and the least dense near the top of the atmosphere.
Answer:Igneous rock
Explanation:
It’s the only rock that forms when magma cools of.
<span> The organism is better able to survive and pass on traits to offspring than competing organisms.
For example;
A population of orange and green beetles. A bird likes the green beetles much better, thus they eat the green beetles. The surviving beetles (orange beetles) pass on their trait to their offspring.</span>