About this Study Set
This study set covers Advanced Biology through
20 practice questions.
A collection of challenging, fact-based multiple-choice questions covering core concepts in advanced biology, designed for those with a solid foundational understanding. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 20 questions from the
Hallmarks of Advanced Biology study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
Which of the following organelles is primarily responsible for the synthesis of steroid hormones and detoxification of drugs and poisons?
-
A
Golgi apparatus
-
B
Rough endoplasmic reticulum
-
C
Smooth endoplasmic reticulum
-
D
Lysosomes
2
The process of transcription, where RNA is synthesized from a DNA template, occurs in which cellular compartment in eukaryotes?
-
A
Cytoplasm
-
B
Ribosome
-
C
Nucleus
-
D
Mitochondria
3
What is the primary function of telomeres in eukaryotic chromosomes?
-
A
Initiating DNA replication
-
B
Preventing chromosome fusion
-
C
Protecting coding regions from degradation
-
D
Serving as binding sites for transcription factors
4
Which of the following describes the process by which a cell engulfs large particles or other cells from its external environment?
-
A
Pinocytosis
-
B
Exocytosis
-
C
Facilitated diffusion
-
D
Phagocytosis
5
The chemiosmotic theory, explaining ATP synthesis during cellular respiration and photosynthesis, centers around the establishment of a proton gradient across which membrane?
-
A
Plasma membrane
-
B
Nuclear envelope
-
C
Mitochondrial inner membrane
-
D
Golgi membrane
6
In the context of protein folding, what is a chaperone protein?
-
A
A protein that binds to DNA and regulates gene expression
-
B
An enzyme that breaks down proteins
-
C
A protein that assists in the proper folding of other proteins
-
D
A protein involved in cell signaling
7
Which mechanism allows for the generation of genetic diversity in both prokaryotes and eukaryotes through the exchange of genetic material between different individuals?
-
A
DNA replication
-
B
Mitosis
-
C
Meiosis
-
D
Horizontal gene transfer (in prokaryotes) or sexual reproduction (in eukaryotes)
8
What is the role of ubiquitin in cellular processes?
-
A
Catalyzing peptide bond formation
-
B
Targeting proteins for degradation by the proteasome
-
C
Directing mRNA to ribosomes
-
D
Facilitating DNA repair
9
The ABO blood group system in humans is an example of which type of inheritance pattern?
-
A
Autosomal recessive
-
B
Autosomal dominant
-
C
X-linked
-
D
Codominance and multiple alleles
10
What is the fundamental unit of heredity passed from parent to offspring?
-
A
Allele
-
B
Gene
-
C
Chromosome
-
D
Genome
11
Which type of signaling molecule travels through the bloodstream to target cells located far from the site of release?
-
A
Paracrine signal
-
B
Autocrine signal
-
C
Endocrine signal
-
D
Juxtacrine signal
12
The phenomenon where the expression of one gene is affected by the expression of one or more other genes is known as:
-
A
Pleiotropy
-
B
Epistasis
-
C
Linkage
-
D
Mendelian inheritance
13
What is the primary role of ribosomes in protein synthesis?
-
A
Transcribing DNA into mRNA
-
B
Carrying amino acids to the ribosome
-
C
Catalyzing the formation of peptide bonds between amino acids
-
D
Ensuring the correct sequence of nucleotides in mRNA
14
Which bacterial structure is often used as a target for antibiotics that inhibit cell wall synthesis?
-
A
Plasma membrane
-
B
Cytoplasm
-
C
Peptidoglycan layer
-
D
Ribosomes
15
The process by which a fertilized egg develops into a multicellular organism is called:
-
A
Gametogenesis
-
B
Fertilization
-
C
Embryogenesis
-
D
Histogenesis
16
What is the driving force behind the net movement of water across a selectively permeable membrane from a region of high water concentration to a region of low water concentration?
-
A
Active transport
-
B
Osmosis
-
C
Diffusion
-
D
Facilitated diffusion
17
Which class of enzymes is responsible for transferring a phosphate group from one molecule to another?
-
A
Hydrolases
-
B
Ligases
-
C
Kinases
-
D
Oxidoreductases
18
The evolution of antibiotic resistance in bacteria is a classic example of:
-
A
Genetic drift
-
B
Gene flow
-
C
Natural selection
-
D
Artificial selection
19
What is the primary site of cellular respiration, where the majority of ATP is generated in eukaryotic cells?
-
A
Endoplasmic reticulum
-
B
Golgi apparatus
-
C
Mitochondria
-
D
Lysosomes
20
Which of the following describes the ability of a single gene to have multiple phenotypic effects?
-
A
Epistasis
-
B
Pleiotropy
-
C
Codominance
-
D
Polygenic inheritance
