Do sea stars have jointed appendages

This is a specialized underground stem used in asexual reproduction and food storage

Earth's atmosphere has the lowest concentration of which of the following gases? A. oxygen B. nitrogen C. carbon dioxide D. argon

What are mutations and why do some mutations affect organisms more than others

Which system creates blood cells?

Suppose you want to design a controlled experiment about how to keep cut flowers fresh for a longer period of time. You hypothesize that adding sugar to the water in the vase will keep cut flowers fresh for a longer period of time.

A client undergoing corticosteroid therapy is admitted with a peptic ulcer, osteoporosis, and hypertension. which medication may have caused this condition?

Why do most leaves appear green

What is the first word in a two word name of an organism

When a snail is touched it retreats into its shell this is an example of? a. Reproduction b. response to a stimulus c. Metabolism d. a unicelluar organism

What is princess leias Death Star cell number in star wars.