BIOL 133 QUIZ 1 | COMPREHENSIVE BIOLOGY STUDY GUIDE, PRACTICE
QUESTIONS & ANSWERS 2026/2027
segment of DNA - correct answer ✔✔gene
variant of a gene - correct answer ✔✔allele
Which of these traits will identical twins share?
Fingerprints
Belly button shape
Birthweight
Eye color - correct answer ✔✔Eye color
DNA is - correct answer ✔✔Deoxyribonucleic acid
what are the four building blocks for DNA? - correct answer ✔✔A, T, G, C
RNA - correct answer ✔✔Ribonucleic acid
what are the four building blocks for RNA? - correct answer ✔✔A, U, G, C
How many chromosomes are in each one of your cells? Except sex cells - correct answer ✔✔46
chromosomes. 23 from mom and 23 from dad
How many genes are in the human genome? - correct answer ✔✔20,000
An organisms' appearance is it's ________________ (eye color, hair color, diseases) - correct answer
✔✔phenotype
alleles an organism contains - correct answer ✔✔genotype
how those alleles are expressed (what the organism looks like). - correct answer ✔✔phenotype
Chart that displays chromosome pairs in size order - correct answer ✔✔karyotype
Who is the famous flower pea guy? - correct answer ✔✔gregor medel
One gene causes a specific phenotype (ex. sickle-cell amen, cystic fibrosis, hemophilia) - correct answer
✔✔Mendelian traits
A traits caused by one or more genes and the environment
ex) height, hair color, hypertension, breast cancer, diabetes - correct answer ✔✔multifactorial traits
This macromolecule....
, - provides structure support
- control gene expression
- enzymes - correct answer ✔✔protein
what are rogue proteins called? - correct answer ✔✔prions
This macromolecule....
-provide energy for cell metabolism
- provide cell identity - correct answer ✔✔carbohydrate
This macromolecule....
- provide energy
-main component of cell membranes
- many area hormones - correct answer ✔✔lipids
This macromolecule....
- genetic material
- energy source - correct answer ✔✔nucleic acids
Organelles:
site of protein synthesis for export out of cell - correct answer ✔✔rough ER
Organelles:
detoxify toxins - correct answer ✔✔smooth ER
organelles:
Proteins are modified and labeled for transport outside cell - correct answer ✔✔golgi apparatus
Organelles:
Contain digestive enzymes that breakdown cellular material - correct answer ✔✔lysosomes
Organelles:
Produce bile for fat digestoin - correct answer ✔✔peroxisomes
Organelles:
Powerhouse - correct answer ✔✔mitochondria
Organelles:
QUESTIONS & ANSWERS 2026/2027
segment of DNA - correct answer ✔✔gene
variant of a gene - correct answer ✔✔allele
Which of these traits will identical twins share?
Fingerprints
Belly button shape
Birthweight
Eye color - correct answer ✔✔Eye color
DNA is - correct answer ✔✔Deoxyribonucleic acid
what are the four building blocks for DNA? - correct answer ✔✔A, T, G, C
RNA - correct answer ✔✔Ribonucleic acid
what are the four building blocks for RNA? - correct answer ✔✔A, U, G, C
How many chromosomes are in each one of your cells? Except sex cells - correct answer ✔✔46
chromosomes. 23 from mom and 23 from dad
How many genes are in the human genome? - correct answer ✔✔20,000
An organisms' appearance is it's ________________ (eye color, hair color, diseases) - correct answer
✔✔phenotype
alleles an organism contains - correct answer ✔✔genotype
how those alleles are expressed (what the organism looks like). - correct answer ✔✔phenotype
Chart that displays chromosome pairs in size order - correct answer ✔✔karyotype
Who is the famous flower pea guy? - correct answer ✔✔gregor medel
One gene causes a specific phenotype (ex. sickle-cell amen, cystic fibrosis, hemophilia) - correct answer
✔✔Mendelian traits
A traits caused by one or more genes and the environment
ex) height, hair color, hypertension, breast cancer, diabetes - correct answer ✔✔multifactorial traits
This macromolecule....
, - provides structure support
- control gene expression
- enzymes - correct answer ✔✔protein
what are rogue proteins called? - correct answer ✔✔prions
This macromolecule....
-provide energy for cell metabolism
- provide cell identity - correct answer ✔✔carbohydrate
This macromolecule....
- provide energy
-main component of cell membranes
- many area hormones - correct answer ✔✔lipids
This macromolecule....
- genetic material
- energy source - correct answer ✔✔nucleic acids
Organelles:
site of protein synthesis for export out of cell - correct answer ✔✔rough ER
Organelles:
detoxify toxins - correct answer ✔✔smooth ER
organelles:
Proteins are modified and labeled for transport outside cell - correct answer ✔✔golgi apparatus
Organelles:
Contain digestive enzymes that breakdown cellular material - correct answer ✔✔lysosomes
Organelles:
Produce bile for fat digestoin - correct answer ✔✔peroxisomes
Organelles:
Powerhouse - correct answer ✔✔mitochondria
Organelles:
