2A (Life Science)

Robert __ was the first scientist to to name a cell.

1. Cell Theory states that:

• functions

• Cells perform the __ of living things.

• 1. preexisting

• 1. All cells come from __ cells. 

• 1. cells

• 1. All living things are made of one or more __.

Scientists believe that a virus is considered to be living.

• true

• false

• COVID is a virus!

  (I know science 😊🧪🔬)

Answer explanation

Remember, this one is up to debate so it is considered true OR false depending on the argument.

Virus do not replicate themselves but instead highjack a cell to do that for them.

Prokaryotic cells are

• organism that lacks a nucleus

• unicellular

• organisms that have a nucleus

• multicellular

Eukaryotic cells are

• organism that lacks a nucleus

• unicellular

• organisms that have a nucleus

• multicellular

Match the following

• tissue

• Performs the most basic functions of multicelluar organisms (smallest unit of life)

• cell

• A group of organs that work together to perform a major function.

• organ

• A collection of tissues that carry out a specialized function of the body

• organ system

• A group of similar cells that perform the same function.

Match

a

b

c

d

e

organism

cell

organ

organ system

tissue