Which of the following is the complimentary DNA strand for the sequence shown below? ACT GCA
Please explain, if possible.

Which beat describes the brain stem

Round seeds and yellow seed color are dominant to wrinkled seeds and green seed color. which punnett square represents the correct way to set up the cross rryy  ´  rryy? 

The most famous fossil called archaeopteryx is which of the following? a dinosaur a fern a fish a bird