Award-Winning 9th Grade AP Biology Tutors serving St. Louis, MO

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Award-Winning 9th Grade AP Biology Tutors serving St. Louis, MO

Karista

Certified Tutor

5+ years

Karista

Doctor of Philosophy, Environmental Science
Karista's other Tutor Subjects
9th Grade AP Biology
6th-12th Grade Biology
6th-12th Grade Chemistry
6th-12th Grade AP Chemistry

I am now an independent contractor and science writer. Some of my work is on my website, www.karistahudelson.com. I am passionate about education and truly enjoy helping students with science and math courses. I have tutored for undergraduate level chemistry, algebra, and biology courses and taught ...

Education

University of North Texas

Master of Science, Environmental Science

Oklahoma State University-Main Campus

Bachelor of Science, Biochemistry

University of Windsor

Doctor of Philosophy, Environmental Science

Emily

Certified Tutor

6+ years

Emily

Master of Science, Education
Emily's other Tutor Subjects
9th Grade AP Biology
6th-12th Grade Biology
Calculus
Algebra

I am tutoring!

Education

Johns Hopkins University

Master of Science, Education

Millersville University of Pennsylvania

Bachelor in Arts, Psychology

Remy

Certified Tutor

6+ years

Remy

Bachelor in Arts, Neuroscience
Remy's other Tutor Subjects
9th Grade AP Biology
6th-12th Grade Biology
Middle School Math
Calculus

I am on the pre-med track planning to apply next year. I have a genuine passion for helping others, whether that be in my future career as a doctor or tutoring! During my years at Oberlin, I was a general chemistry laboratory teaching assistant, as well as a tutor for Bioorganic chemistry. I was ins...

Education

Oberlin College

Bachelor in Arts, Neuroscience

Test Scores
ACT
33
Mariam

Certified Tutor

6+ years

Mariam

Bachelor of Science, Biology, General
Mariam's other Tutor Subjects
9th Grade AP Biology
6th-12th Grade Biology
Statistics
Calculus
Education

Indiana University-Bloomington

Bachelor of Science, Biology, General

Test Scores
SAT
1470
ACT
32
Ritu

Certified Tutor

6+ years

Ritu

Bachelor in Arts, Biology, General
Ritu's other Tutor Subjects
9th Grade AP Biology
6th-12th Grade Biology
1st-12th Grade Geography
6th-12th Grade AP Geography
Education

UNC Chapel Hill

Bachelor in Arts, Biology, General

Test Scores
SAT
1430
Brittany

Certified Tutor

6+ years

Brittany

Bachelor of Science, Biology, General
Brittany's other Tutor Subjects
9th Grade AP Biology
6th-12th Grade Biology
Calculus
Algebra
Education

Duke University

Bachelor of Science, Biology, General

Tarrajna

Certified Tutor

Tarrajna

Bachelor in Arts, International Studies
Tarrajna's other Tutor Subjects
AP Comparative Government and Politics
AP Human Geography
AP U.S. Government & Politics
AP United States History

I am a senior at Loyola University Chicago, majoring in international studies and minoring in Chinese and English. I will be graduating this spring and plan to return to China next fall, where I recently spent a semester abroad studying Mandarin intensively. I have a passion for learning languages, ...

Education

Loyola University-Chicago

Bachelor in Arts, International Studies

Daniel

Certified Tutor

7+ years

Daniel

Bachelor in Arts, Spanish
Daniel's other Tutor Subjects
Conversational Spanish
Languages
Spanish
Spanish 1

I think language learning is important. When learning another language the most important thing is to be able to communicate your idea, many students are just taught to regurgitate phrases and vocabulary without any use for it. Language is learned through interaction with others. Being able to speak...

Education

Salem State University

Bachelor in Arts, Spanish

Jera

Certified Tutor

Jera

Bachelor in Arts, Psychology
Jera's other Tutor Subjects
Basic Computer Literacy
Elementary School
Elementary School English
Elementary School Math

I received my Bachelor of Arts degree in Psychology from the University of North Carolina at Asheville in December 2021, and completed my teaching licensure requirements there, as well, in both Elementary Education (K6) and Special Education (K12) in April 2022. I recently completed my student teach...

Education

University of North Carolina at Asheville

Bachelor in Arts, Psychology

Kelly

Certified Tutor

5+ years

Kelly

Master of Arts Teaching, Teaching English as a Second Language (ESL)
Kelly's other Tutor Subjects
Adult ESL/ELL
Conversational Spanish
English
ESL/ELL

I am currently a High School Spanish teacher in Port Washington. I also teach English as a Second Language to adults at night at Suffolk County Community College. I firmly believe that anyone is capable of mastering a new language, it is just a matter of finding what method of learning works best fo...

Education

CUNY Hunter College

Master of Arts Teaching, Teaching English as a Second Language (ESL)

SUNY College at Old Westbury

Bachelor in Arts, Spanish Teacher Education

Nearby 9th Grade AP Biology Tutors

Frequently Asked Questions

AP Biology is a college-level course that covers cellular and molecular biology, genetics, evolution, and ecology. Taking it in 9th grade is an accelerated path that allows students to demonstrate mastery of advanced biological concepts early and potentially earn college credit through the AP exam. Students who excel in science and want to challenge themselves academically often choose this route to build a strong foundation for future STEM coursework.

The AP Biology curriculum focuses on eight major units: chemistry of life, cell structure and function, cellular transport, cell communication and division, heredity, gene expression, natural selection and evolution, and ecology. Each unit builds on foundational concepts, so understanding early topics like cell structure is critical for success with later material on genetics and evolution. A tutor can help ensure you're building strong connections between these concepts rather than memorizing facts in isolation.

Many 9th graders struggle with the abstract nature of molecular and cellular concepts—it's hard to visualize what's happening at the cellular level. Additionally, the course requires both conceptual understanding and the ability to apply that knowledge to new scenarios, which is different from memorization. Time management is another challenge, as the volume of material and the depth of understanding required can feel overwhelming without a structured study plan.

Personalized 1-on-1 instruction allows a tutor to identify your specific knowledge gaps—whether that's understanding photosynthesis, genetics problems, or evolution concepts—and target those areas directly. Tutors can also teach you how to approach AP-style questions, break down complex topics into digestible pieces, and help you build confidence with material that might feel intimidating at first. For students in St. Louis, connecting with an expert tutor means having someone who understands how to bridge the gap between high school rigor and college-level expectations.

Practice tests are essential for AP Biology because they help you understand the question format, identify weak areas, and build test-taking stamina for the 3-hour exam. Rather than taking full practice tests early, it's often more effective to start with unit-specific practice questions to build confidence, then move to full-length exams as you progress through the course. A tutor can help you analyze your practice test results to spot patterns in your mistakes—whether you're misreading questions, lacking conceptual understanding, or running out of time.

Consistency matters more than cramming—aim for 4-5 hours of focused study per week outside of class, broken into manageable sessions rather than one long block. Early in the course, prioritize understanding core concepts deeply; as you move toward the AP exam in May, gradually shift toward practice problems and full-length exams. A tutor can help you create a personalized study plan that accounts for your current level, identifies which units need extra attention, and keeps you on track throughout the year.

Your first session is an opportunity for a tutor to understand where you're starting from—what you already know, where you're feeling stuck, and what your goals are for the course. You might review some foundational concepts, work through a practice problem together, or discuss your study habits and challenges. This helps the tutor create a customized plan for future sessions that focuses on your specific needs rather than generic test prep.

A good benchmark is scoring consistently in the 70-80% range on full-length practice exams, which typically correlates to a 4 or 5 on the actual AP exam. You should also feel comfortable explaining concepts in your own words, not just recognizing answers on multiple choice questions. If you're consistently scoring below 70% on practice exams or struggling with specific units, working with a tutor in the months before the exam can help you close those gaps and build the confidence you need to perform well.

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