For the common ancestor of all the bilateria, what was the fate of the blastopore?
neither (n)
deuterostomy (d)
protostomy (p)
it is impossible to tell from the data provided.

Is a measure of the different types of organisms in a community. question options: tertiary secondary primary none of the above

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of

What is true about all plutons? they form below earth’s surface. they form near earth’s surface. they form above earth’s surface. they cut across other rock layers.