DNA Basics
Making Proteins
Cell Functions
Working Together
100

This molecule contains the instructions that tell a cell how to function.

DNA (Deoxyribonucleic acid)

100

Proteins are built from these smaller building blocks.

smaller building blocks.Amino acids

100

This is the basic unit of life.

Cell

100

A group of similar cells working together is called this.

Tissue

200

DNA stands for this.

Deoxyribonucleic Acid

200

This process copies DNA instructions into messenger RNA (mRNA).

Transcription

200

Cells use this process to release energy from food.

Cellular respiration

200

Tissues combine to form these larger structures.

Organs

300

The shape of a DNA molecule is often called this.

Double helix

300

Ribosomes are located in this part of the cell where proteins are made.

Cytoplasm

300

Oxygen and nutrients enter a cell through this structure.

Cell membrane

300

Organs that work together form this.

Organ system

400

The two strands of DNA are held together by these bonds between base pairs.

Hydrogen bonds

400

This process reads mRNA to assemble amino acids into a protein.

Translation

400

The cell membrane is described as "selectively _______" because it controls what enters and leaves.

Permeable (selectively permeable)

400

This organ system breaks down food into nutrients cells can use.

Digestive system

500

During cell division, DNA coils tightly into these structures to ensure accurate copying.

Chromosomes

500

If the DNA sequence is changed, it can cause one of these, altering the protein.

Mutation

500

Cells in multicellular organisms are specialized to do these.

Specific jobs or functions

500

The circulatory system uses these to carry oxygen throughout the body.

Red blood cells

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