What is one difference between a eukaryote and a prokaryote?
eukaryotes have a nucleus and membrane bound organelles.
100
What type of cells perform mitosis?
Somatic (body) cells
100
Brown eyes are dominant (B) while blue eyes are recessive (b). What is the genotype for Jill who is heterozygous for brown eyes and James who is homozygous recessive for blue eyes?
Jill Bb
James bb
100
What is the difference between mutualism and parasitism
mutualism benefits both, parasitism does not.
200
What is one factor that can have an effect on enzymes?
pH, temperature
200
what type of transport requires energy to move from low concentration to high concentration?
Active transport
200
What is osmosis?
Transport of water across a membrane
200
What is the complementary RNA strand that matches with this DNA?
AATCGAA
UUAGCUU
200
What is the difference between autotrophs and heterotrophs
autotrophs make their own food, heterotrophs have to find it.
300
Which organic molecule is used for stored energy
lipids
300
What are the 4 steps of mitosis?
prophase, metaphase, anaphase, telophase
300
List 3 differences between a plant cell and an animal cell.
What is the difference between cell respiration and photosynthesis?
Sunlight + CO2 + H2O -----> glucose + oxygen
uses light to make sugar
cell respiration uses sugar to make ATP (energy)
400
What is the function of the following structures
ribosome
Endoplasmic reticulum
mitochondria
make protein
transport protein
make energy
400
Jill is heterozygous for brown eyes and James is homozygous recessive for blue eyes. What percent of their children will have brown eyes?
50%
400
How is energy transferred through trophic levels?
organisms eating others.
500
Name three of the 6 most common elements.
carbon hydrogen oxygen nitrogen phosphorus sulfur
500
Identify the 6 kingdoms of life.
archae
eubacteria
plantae
animalia
fungi
protista
500
What are haploid cells?
gametes, cells with half the number of chromosomes
500
Marty is homozygous dominant for brown hair. Felicia is homozygous recessive for blond hair. What percent of their offspring will have blond hair? What are the genotypes of their children?
0% blond
Bb
500
In a food chain, why do all arrows point to decomposers