Why are stem cells from human embryos used to treat some diseases?

Which type of macromolecule is vegetable oil?

Which of the following is highest in polysaccharide broccoli potatoes cheese fish

Which statement describes a characteristic common to both active and passive transport A. Both move solute molecules against a concentration gradient B. Both need hormones or activator molecule to move molecules C.

At what week can you tell the gender of a baby

Which is the site of thr most ATP production during cellular respiration

Which of the following correctly explains the difference between evolution and natural selection? Natural selection and evolution both occur at the individual level of an organism.

Which of the following is true about critical analysis of promotional claims? a. It is necessary because consumers generally do not need to purchase goods. b. Advertisements intend to mislead consumers about the goods they portray. c.

Why does my skin itch after i take off my socks?

Is an octopus a invertebrate chordate

Birds and reptiles are both vertebrates that lay eggs but birds have beaks and reptiles have teeth. Occasionally birds have teeth but only in the embryonic stage. Which conclusion is best supported by the presence of teeth in bird embryos? A.