16.1 - Life is Cellular(20pts.)

Which are the main points of the cell theory?

[Select all that apply]

• Cells are the basic units of structure and function in living things.

• New cells are produced from existing cells.

• All cells enclose their DNA within a nucleus.

• All living things are made up of cells.

Answer explanation

The main points of the cell theory include: cells are the basic units of structure and function in living things, new cells are produced from existing cells, and all living things are made up of cells.

Tags

HS-LS1-2

What is a characteristic of prokaryotic cells?

• They have membrane-bound organelles

• They have a complex structure

• They lack membrane-bound organelles

• They are larger in size

Tags

HS-LS1-2

What is a distinguishing feature of eukaryotic cells compared to prokaryotic cells?

• Presence of membrane-bound organelles

• Lack of a nucleus

• Smaller size

• Absence of a cell membrane

Tags

HS-LS1-2

What do scientists use to study cell structures?

• Electroscopes

• Telescopes

• Light microscopes

• X-ray machines

Tags

HS-LS1-2

What do scientists call the object being studied with a microscope?

[Spelling counts]

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HS-LS1-2

Label the correct cell example by Domain.

a

b

Prokaryotic

Eukaryotic

Tags

HS-LS1-2

Who was the first human to see microscopic life in pond water? 

• Anton Leeuwenhoek

• Matthias Schleiden

• Theodor Schwann

• Wally Swivelhips

Answer explanation

Anton Leeuwenhoek was the first human to see microscopic life in pond water.

When we talk of "structure" we are considering 

• how something works

• how life reproduces

• how something is put together

• what a process produces

Answer explanation

When we talk of 'structure,' we are considering how something is put together.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-2

Select all of the following statements that are included in the cell theory.

Groups:

(a) Cell Theory

,

(b) False Statement

• Animal cells have all the same organelles as plant cells.

• Cells are the basic units of structure and function in living things.

• Cells can spontaneously appear.

• New cells are produced from existing cells.

• All living things are made up of cells.

Tags

NGSS.MS-LS1-1

I make proteins for the cell. What am I?

• ribosome

• mitochondria

• chloroplast

• lysosome

Answer explanation

The ribosome is responsible for synthesizing proteins within the cell, making it the correct choice for the given question.

Tags

NGSS.MS-LS1-2