If a pure-bred tall plant is crossed with a pure-bred short plant, the offspring will be: a. Either tall or short
b. All offspring will be medium sized.
c. Some offspring will be tall, some will be short and some will be medium sized.

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.

1. b.

2. d.

3. a.

5. d.

6. c.

these are the only ones that i know, i hope this , and good luck.