What is Life
Chemistry of Biology
Nice Genes
Q2 Throwback
Who am I?
Changing Populations
100
What are 4 resources all organisms need to survive?
Food, Air, Water, Shelter
100
What is the chemical formula for water?
H2O
100
The structure of DNA
Double Helix
100
This pigment captures the light energy needed for photosynthesis
Chlorophyll
100
This scientist is known as the "Father of Genetics"
Gregor Mendel
100
Natural variation in organisms are due to _________, or changes in DNA.
Mutations
200
What is the basic building block of living things
Cells
200
What are the 4 major macromolecules?
Carbohydrate, Lipid, Protein, Nucleic Acid
200
DNA replicates during this phase of the cell cycle
Interphase (S Phase)
200
The organelle responsible for cellular respiration.
Mitochondria
200
This German scientist concluded that all animals are made of cells
Theodore Schwann
200
A behavioral adaptation in which organisms slow their metabolism and sleep through periods of harsh environmental conditions.
Hibernation
300
What are the 3 domains of life?
Bacteria, Archaea, Eukarya
300
The molecule pictured below is a building block of which macromolecule?
Protein
300
The 3 parts that make up a nucleotide
Nitrogen base, phosphate group, sugar
300
This term describes the movement of water across a membrane
Osmosis
300
This scientist involved in cell theory concluded that all cells come from pre-existing cells
Rudolph Virchow
300
Polar bears are so closely related to grizzly bears that they are able to breed and produce viable offspring. Name 1 adaptation polar bears have that make them more "fit" to survive in the arctic than grizzly bears.
White fur, webbed feet, 5cm blubber layer, etc...
400
Viruses are considered this term (nonliving) because they cannot reproduce on their own.
abiotic
400
According to the pH scale, what is the range of values associated with an acid?
Less than 7
400
A DNA molecule is analyzed and found to be composed of 15% thymine. What percent of the molecule is composed of cytosine?
35%
400
What process removes carbon from the atmosphere?
Photosynthesis
400
This female scientist discovered the structure of DNA by analyzing images from x-ray crystallography.
Rosalind Franklin
400
The nonvenomous King Snake exhibits this type of physical adaptation by imitating the appearance of the deadly coral snake.
Mimicry
500
This organelle, responsible for storage, is smaller and more numerous in animal cells than plant cells.
Vacuole
500
Which type of chemical reaction absorbs energy and results in a decrease in the surrounding temperatures?
Endothermic
500
In pea plants, the yellow pea allele (Y) is dominant to the green pea allele. If a true breeding yellow pea plant was crossed with a true breeding green pea plants, what will be the genotypes of the offspring?
Yy
500
Which phase of the cell cycle is pictured below?
Anaphase
500
This scientist first observed bacteria in 1676 and called them "animalcules" - from the Latin word animalculum, meaning tiny animal
Anton Von Leeuwenhoek
500
Scientists use this procedure to determine the exact age of rocks and help piece together the fossil record.
Radiometric Dating
600
What are the 4 kingdoms of eukarya?
Animalia, Plantae, Fungi, Protista
600
What are the main elements found in lipids
Carbon, Hydrogen, Oxygen
600
The enzyme responsible for this first step of DNA replication (unwinding the helix).
What is helicase
600
During which phase of the cell cycle does crossing over occur to ensure genetic diversity?
Prophase 1
600
These 2 scientists stole x-ray images and were credited for discovering the structure of DNA.
Watson and Crick
600
As humans migrated further away from the equator, the amount of direct sunlight we received decreased. This change allowed humans who produced less of this pigment to better survive and reproduce.
Melanin