which of the following invertebrates has cerebral ganglia that are organized into a brain? A) sea star B) earthworm C) coral D) octopus

Which characteristics do all prokaryotes and eukaryotes share?

Which reaction is most likely catabolic? A) A + B - - - > C + energy B) A + B + energy - - - > C C) A + energy - - - > B + C D) A - - - > B + C + energy

I need to make a 10 question quiz on eukaryotic and prokaryotic cells

Which disease is caused by a pouching of the small intestine and peritoneum into the groin area? a. achalasia. b. hemorrhoids c. inguinal hernia d. colon polyps?

What makes up the human genome?

Why is mitosis responible for for growth, repair, and maintence

Explain one way in which a hormone can prevent contraception

1) Which of the following explains why a bone in a bird's wing is homologous to a bone in a lizards leg? A) The bones in the two species provide for the same type of motion.

Do plants provide an important contribution in shapingof the environment?

Two people are standing together in an elevator, but they do not speak to each other or look each other in the eye. erving goffman called this type of interaction