Biology, 20.08.2019 09:20, Theyfall4raven

Can the dorsal blood vessel of a worm be seen from the worm's exterior?

Answers: 1

Show answers

Other questions on the subject: Biology

Biology, 22.06.2019 08:40, Josephzaz

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

Answers: 1

continue

Biology, 22.06.2019 08:50, donnafranks2003

Blood stem cells may develop into any kind of human blood cells. what kind of stem cells are blood stem cells? a. multipotent stem cells o b. totipotent stem cells o c. pluripotent stem cells o d. unipotent stem cells

Answers: 1

continue

Biology, 22.06.2019 09:00, maxicanofb0011

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm

Answers: 1

continue

Biology, 22.06.2019 09:40, kenldykido2300

Me brainliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula.5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects.8. describe the planets’ orbits around the sun.9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets.13. what causes the seasons?