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Biology Mastery Sprint

A high-intensity review sequence designed to move students from 'not met' to 'mastery' in Biology through vocabulary immersion and STAAR-style practice.

PBPriyadarshini Bharath
Cell Powerhouse

A targeted review of cell organelles, transport, photosynthesis, and cellular respiration focused on STAAR-level rigor.

Genetic Blueprint

Focusing on DNA structure, replication, mutations, and Punnett squares with high-stakes exam scenarios.

Lab Legends

Developing skills in data analysis, hypothesis testing, and variable identification using STAAR-style experimental prompts.

Biology Mastery Sprint

A high-intensity review sequence designed to move students from 'not met' to 'mastery' in Biology through vocabulary immersion and STAAR-style practice.

PBPriyadarshini Bharath

D

Circular DNA in the cytoplasm

6

A cell uses active transport and ATP to move glucose into a high-concentration area. This is —

F

Movement against the concentration gradient.

G

Equilibrium achievement.

H

Simple diffusion.

J

Osmotic pressure reduction.

7

Cell Theory

Which of the following is a primary component of the cell theory?

A

All organisms are made of only one cell.

B

Cells are the basic unit of structure and function.

C

Life can be created from inorganic matter.

D

Multicellular organisms do not contain cells.

8

A cell has a high concentration of ribosomes. What is its likely function?

F

Conducting photosynthesis.

G

Producing large amounts of proteins.

H

Storing nutrients.

J

Physical protection.

9

Which molecule is the main product of respiration used to power work?

A

Glucose

B

Oxygen

C

ATP

D

Carbon Dioxide

10

What happens to an enzyme once it has finished catalyzing a reaction?

F

It is destroyed.

G

It is unchanged and can be reused.

H

It is converted into the product.

J

It becomes a substrate for another enzyme.

11

A plant is kept in a dark room. What is the likely consequence?

A

Increased glucose production.

B

Photosynthesis stops; eventual death.

C

CO2 becomes energy source.

D

Instant switch to respiration.

12

Increased breathing rate during exercise to restore O2 levels is —

F

Active transport.

G

Negative feedback mechanism.

H

Simple diffusion.

J

Radiant energy production.

13

Challenge

Holes in the phospholipid bilayer are created. What is the immediate threat?

A

Inability to replicate DNA.

B

Loss of control over internal homeostasis.

C

Immediate stop of protein synthesis.

D

Cytoplasm solidification.

A

BB

B

bb

C

Bb

D

B

8

Where does translation occur?

F

Nucleus

G

Mitochondria

H

Ribosome

J

Chloroplast

9

Challenge

Two speckled chickens (BW) cross. Probability of black (BB) offspring?

A

25%

B

50%

C

75%

D

100%

10

DNA replication is semi-conservative because —

F

Only half is copied.

G

New molecules have one old/one new strand.

H

Only needed genes copy.

J

Mutations increase variation.

11

Which part of a nucleotide carries the code?

A

Phosphate group

B

Sugar

C

Nitrogenous base sequence

D

Peptide bond

12

Three copies of chromosome 21 is caused by —

F

Point mutation

G

Nondisjunction

H

Crossing over

J

Silent mutation

13

Why is amino acid sequence critical?

A

Determines shape/function

B

Allows conversion back to DNA

C

Mutation resistance

D

Prevents replication

Ocular + Objective

G

Ocular x Objective

H

Specimen / Field

J

High power - Low power

7

A sample size of 1,000 subjects increases study —

A

Human error

B

Validity

C

Subjectivity

D

Bias

8

In a plant growth vs. time graph, time belongs on the —

F

Y-axis

G

Soil type label

H

X-axis

J

Legend

9

Challenge

Inhibition zone plateaus despite higher drug concentration. Inference?

A

Instant mutation

B

Max diffusion effectiveness reached

C

Growth promotion

D

Faulty measurement

10

Primary purpose of a control group?

F

Variable delivery assurance

G

Baseline for comparison

H

Bias confirmation

J

Trial reduction

11

Well-tested explanation unifiying many observations?

A

Hypothesis

B

Variable

C

Theory

D

Constant

12

When drawing a conclusion, a scientist should —

F

Only use supportive data

G

Consider all collected data

H

Ignore unexpected results

J

Assume error if mismatching

13

Challenge

Graph type most effective for showing composition/parts of a whole?

A

Line graph

B

Pie chart

C

Bar graph

D

Scatter plot

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