Anatomy Biological review

Match the organelle with the correct description of its function.

• Mitochondria

• Specializes in chemical modification and the synthesis of lipids.

• Ribosome

• Makes enzymes.

• Smooth ER

• Specializes in packaging proteins in vesicles for exporting from the cell.

• Nucleolus

• Creates rRNA for synthesizing ribosomes.

• Golgi Apparatus

• Converts chemical energy in food to ATP.

Tags

NGSS.MS-LS1-2

Match the organelle with the correct description of its function.

• Cilia

• Contains chromatin.

• Flagella

• Contains digestive enzymes for breaking down harmful substances.

• Lysosome

• Moves fluid across the surface of the cell.

• Centrioles

• Plays a critical role in cell division.

• Nucleus

• Propels the cell through extracellular fluid.

Tags

NGSS.MS-LS1-2

If a cell has 8 chromosomes, after undergoing mitosis, there will be a total of ________ cells each with ________ chromosomes.

• 1 cell with 8 chromosomes
• 2 cells each with 4 chromosomes
• 3 cells each with 8 chromosomes
• 2 cells each with 8 chromosomes

The cell membrane is said to be _________ , meaning it is “picky” about what it lets go

in and out. This pickiness helps to maintain homeostasis within the cell. The membrane is composed of several macromolecules, but the structure of the bilayer is mostly attributed to __________ .

• selectively permeable; phospholipids
• impermeable; cholesterol
• partially permeable; proteins
• freely permeable; carbohydrates

Tags

NGSS.MS-LS1-2

__________ are the macromolecule most readily broken down when the cell needs

energy in the form of ATP, whereas _________ are the macromolecule that will never be broken

down for energy, since they are considered to be informational molecules.

• Carbohydrates; nucleic acids
• Nucleic acids; proteins
• Lipids; carbohydrates
• Proteins; lipids

Tags

NGSS.MS-LS1-7

Place the following terms in order from largest to smallest.

• Cell

• Organism

• Organ

• Tissue

• Organ System

Tags

NGSS.MS-LS1-3

Place the following terms in order from largest to smallest.

• Cell

• Macromolecule

• Organelle

• chromosome

• atom

___ is the nucleic acid that stores your genetic information (instructions) for running your body, whereas ______ actually do all of the work of running the body. Your DNA is grouped into ________, and they are made up of small sections called ______, each containing the instructions to make a protein.

• RNA; enzymes; nucleotides; codons
• DNA; lipids; proteins; chromosomes
• RNA; hormones; genes; sequences
• DNA; proteins; chromosomes; genes

Tags

NGSS.HS-LS1-1