Which two cell scientists are credited with the formulation of the cell theory, also known as the cell doctrine?
A. Watson and Crick
B. Schleiden and Schwann
C. Schleiden and Hooke
D. Schwann and Jenner
B. Schleiden and Schwann
You might also like to view...
It is summer, and you are excited about going to your local amusement park, and specifically about riding the new roller coaster that was just built. You imagine waiting at the top of the stairs for the roller coaster to pull into the station, climbing into the car, strapping yourself into the seatbelt, and pulling down the harness. You can imagine the cars slowly chugging up to the top of the first hill, coming down on the other side, and the excitement you expect to feel as you go along for the ride. Of all of the things that you have imagined, which is an example of potential energy?
A. Waiting at the top of the stairs for the roller coaster to pull into the station B. Climbing into the car C. Pulling down the harness D. The roller coaster car going up the first hill
Which type of isolation will prevent populations from interbreeding due to different mating seasons?
a. Gamete incompatibility b. Ecological isolation c. Mechanical isolation d. Temporal isolation e. Behavioral isolation
Which fish has a sharp spearlike point at the tip of their tail that defends them against predators and sometimes secretes venom?
a. lamprey b. hagfish c. sharks d. stingrays e. lungfish
For eukaryotes, transcription takes place in the
a. nucleus. b. nucleolus. c. cytoplasm. d. plasma membrane. e. nucleus and cytoplasm