Biology, 13.10.2019 18:50 saggin2454

What feature of the fossil pikaia led scientists to classify it as a chordate?

a. tentacles
b. a definite head region
c. a notochord
d. segmentation

Answers: 3

Show answers

Another question on Biology

Biology, 21.06.2019 22:00

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

Answers: 2

Answer

Biology, 22.06.2019 01:00

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Answers: 2

Answer

Biology, 22.06.2019 05:00

Freckles are a dominant trait in humans. both of the girls have the genotype ff for freckles. if either one marries a man with no freckles, what are the chances that their children will have freckles?

Answers: 1

Answer

Biology, 22.06.2019 05:50

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

Answers: 2

Answer

You know the right answer?

What feature of the fossil pikaia led scientists to classify it as a chordate?

a. tent...

Questions