Living Environment Regents Review Pt.1

Independent variable

• What you measure in an experiment.

• What you can control in an experiment. Adding or taking away

• How many tests you run

• The group that does not receive treatment

Dependent variable

• What you can add or take away from an experiment.

• What you are measuring in an experiment.

  Data

• These stayed the same during the experiment. Testing location, time, etc.

• a tested and proven experiment.

Tags

NGSS.MS-PS1-2

What is a hyposthesis?

• a testable statement about the relationship between two or more variables or a proposed explanation for some observed phenomenon.

• A question

• The control group

• What you can control in an experiment.

Tags

NGSS.HS-LS1-3

NGSS.HS-LS3-2

NGSS.HS-PS1-2

Cell membranes are said to be selectively permeable. Which statement best explains what selectively permeable means?

• The cell membrane prevents any harmful substance from entering the cell.
• The cell membrane lets certain substances enter the cell and keeps certain substances out of the cell.
• The cell membrane allows only large molecules to diffuse into the cell.
• The cell membrane has pores that let only water and glucose into the cell and carbon dioxide out.

Tags

NGSS.MS-LS1-2

If an DNA sequence reads AGGCTA then the mRNA sequence would read

• TCCGAT

• UGGCUA

• UCCGAU

What is the total magnifications of a microscope on high power (40x) if the eyepiece is 10x?

• 40x

• 400x

• 4000x

• 4x

What molecule has the instructions (blueprint) for the cell?

• ATP

• RTI

• DNA

Tags

NGSS.MS-LS3-1

A cell maintains life by undergoing ….

• Metabolic (life) functions

• Homeostasis

• Mitosis

• Budding

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-5

NGSS.MS-LS1-7

If a 20% salt solution is put into dialysis tubing & added to a beaker of distilled water - what way will the water move?

• The water will move into the cell / dialysis tubing.

• Into the beaker

What form is energy made in?

• ATP

  usable

• Lithium

  transportable

• Fat

  storable

Tags

NGSS.MS-LS1-7