High School Biology Vocabulary: Units and Key Terms for Effective Teaching

I hope you enjoy reading about my favorite science terms to teach in high school Biology. I hope this list of vocabulary terms can give you some good ideas and save you valuable planning time.

In this blog post I share the vocabulary terms I teach during each unit throughout the year:

  1. Welcome to Biology/Body Systems
  2. The Immune System
  3. Cells
  4. Macromolecules
  5. DNA
  6. Protein Synthesis
  7. Genetics Part 1
  8. Genetics Part 2
  9. Evolution

How I Use Vocabulary in my Teaching

Vocabulary is important in science class. Biology and many sciences are vocabulary rich and dense. Without explicit vocabulary instruction, it’s harder for students to grasp abstract ideas. English Learners need and benefit from explicit vocabulary development, and all students benefit from the practice of identifying key terms.

Vocabulary Logs are one of my favorite routine assignments to help me teach Biology. Each unit students maintain a log of the key terms. They define each one, draw an image, and create a keyword. Check out my blog post How to Teach Vocabulary With a Vocabulary Log to read more about this awesome graphic organizer and routine assignment!

Vocabulary logs make a great reference tool in science notebooks. I can use them as a form of note taking during a lecture, or after a lab/activity to reinforce new material. They are an essential routine assignment in my classroom. Read more about Vocab Logs in my blog posts 8 Classroom Routines & My Go-To Lesson Structure for Better Classroom Management and 5 Ways to Take Notes Without a Worksheet.

Vocab Logs make a great homework assignment for review, or a sub plan that is quick and easy to prep. Students can use them to study for tests. Check out my blog post 9 Routine Assignments that are Easy to Prep and Make Great Sub Plans and 12 Study Tips to Teach Middle School Students to read more about Vocabulary Logs in these contexts.

#1 Welcome to Biology! Body Systems

Check out my blog posts How She Teaches What is a System? and How She Teaches Body Systems to read more about what I teach in this unit:

  1. System
  2. Structure
  3. Function
  4. Component
  5. Cell
  6. Tissue
  7. Organ
  8. Organ System (Body Systems)
  9. Organism

Also: The 6 Characteristics of Being Alive; Movement, Organization, Homeostasis, Energy Utilization, Reproduction, and Growth and Development.

Organization System, Table of Contents, and Science Vocabulary for High School Biology
Unit Organizer for Welcome to Biology!
Students made a foldable for some of the vocabulary terms. This one is for levels of organization: cell, tissue, organ, organ system, organism.

#2 Immune System

Check out my blog post How She Teaches Infectious Diseases and Pathogens to read more about what I teach in this unit:

  1. Immune System
  2. Pathogens
  3. Bacteria
  4. Virus
  5. Infectious Diseases
  6. T cell
  7. B cell
  8. Antibodies
  9. Memory Cells
  10. Vaccines

Also: Covid-19 (Coronavirus), Pandemic, Zoonotic, Non-Infectious

Unit Organizer for Immune System.

#3 Cells

  1. Cell Membrane
  2. Selective Permeability
  3. Osmosis/Diffusion
  4. Mitosis
  5. Asexual Reproduction
  6. Embryo
  7. Stem Cell

Also: Cell Wall, Chloroplasts, Photosynthesis, Cellular Respiration

Unit Organizer for Cells.

#4 Macromolecules

  1. Monomer
  2. Polymer
  3. Macromolecule
  4. Carbohydrate
  5. Protein
  6. Lipid (Fats)
  7. Nucleic Acid (DNA)
Unit Organizer for Macromolecules

#5 DNA

Check out my blog posts Introduction Lesson to DNA: Twin Study Film Clip, Questions, and Discussion and How She Teaches DNA Model Keychains!

  1. Nucleotide
  2. Deoxyribose
  3. Complementary Base Pair (DNA)
  4. Genetic Code
  5. Sequence (DNA)
  6. Double Helix

#6 Protein Synthesis

  1. RNA
  2. Protein Synthesis
  3. Transcription
  4. Translation
  5. mRNA
  6. Codon

Also: Ribosomes and Nucleus

Organization System, Table of Contents, and Science Vocabulary for Protein Synthesis Unit in High School Biology. Genetic code, sequence (DNA), Double Helix, RNA, Protein Synthesis, Transcription, Translation, mRNA, codon
Unit Organizer for Protein Synthesis

#7 Genetics Part 1

  1. Body Cells
  2. Gametes (sex cells)
  3. Meiosis
  4. Haploid
  5. Diploid
  6. Homologous Chromosomes
  7. Sex Chromosomes
  8. Crossing Over (Genetic Recombination)
  9. Heredity
  10. Genetic Disease
  11. Non-disjunction
  12. Karyotype
  13. Symptom
Unit Organizer for Genetics: Part 1

#8 Genetics Part 2

  1. Gene
  2. Allele
  3. Dominant Allele
  4. Recessive Allele
  5. Genotype
  6. Phenotype

Also: Gregor Mendel, Hybrid, Co-dominance, Incomplete Dominance

Unit Organizer for Genetics: Part 2

#9 Evolution

  1. Species
  2. Scientific Names
  3. Variation
  4. Adaptation
  5. Natural Selection

Also: Charles Darwin, Genus, Embryology

Unit Organizer for Evolution.

More Science Lesson Ideas

If you have any questions about the ideas in this post, let me know by leaving a comment. I would love to hear from you!

Read more about how I use Vocab Logs in my classroom in my blog posts How to Teach Vocabulary With a Vocabulary Log, 8 Classroom Routines & My Go-To Lesson Structure for Better Classroom Management, and 9 Routine Assignments that are Easy to Prep and Make Great Sub Plans. You can also check out my first lesson when I introduce Vocab Logs in my blog post How She Teaches What is a System?

To read more about me and my classroom, and more of my favorite lesson ideas, check out my blog posts below!

Vocabulary logs are one of my favorite ways to teach vocabulary. It is a great classroom routine and a valuable learning assignment.
What is a System? is one of the first science lessons in the year. Systems is a theme that recurs in science. Understanding the interrelatedness between system, structure, function, and component is a great jumping off point to living things and cells.
I think the first day of school is a challenge. Check out this blog post to read more about how I overcome the fast-pace of the first day of school with these easy First Day of School activity ideas.
I love teaching about Learning Styles. Students learn more about themselves, as well as valuable study habits and learning strategies. It is an excellent beginning of the year activity.
I love Biology, and a great question at the beginning of the year is, what does it mean to be alive? This is the first real science lesson at the beginning of the year.
I enjoy teaching lab safety because my students enjoy it! This is one of my favorite lessons at the beginning of the year.
My favorite classroom organization system is science notebooks. They just feel so complete, organized, and creative. It helps to start the year off right by spending time to set-up our science notebooks. In just a few steps, students create an organization system for the entire year.
Organization is another favorite routine assignment of mine. It’s a routine that helps with classroom management and student success. Science notebooks and binders are two different organization systems to consider in the classroom.
My classroom routines around science notebooks help things run smoothly. Things like when to glue things in, timing them, and having supplies like scissors, and glue ready are super helpful. Check out more tips like, tape or glue? in this blog post.
Since my Statistics class in teaching school, I was fascinated by the idea of personality types. I think our tendencies and behaviors can be major strengths. In this blog post I share my thoughts on being an INFJ and being a teacher.
Decorating science notebook covers is another one of my favorite beginning of the year activities. Students create unique art and begin a science notebook that they will cherish. Students use magazine clippings of their favorite science related and personal things.

Published by How She Teaches

I teach Biology and Earth and Space Science in high school and middle school. I want to share my personal experiences and teaching milestones with anyone who wants to learn.

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