DNA
Meiosis
Genetics
Evolution
Ecology
100
A single DNA strand has the code ATCGGGA. What is the code of its complementary strand?
TAGCCCT
100

This type of cell division is responsible for producing gametes in sexually reproducing organisms 

meiosis

100
Differentiate between a genotype and phenotype. Give an example of each.
TT, tall
100

There are two variations of a species of peppered moth. One is a very light gray and the other is black. All of the moths live on trees with white bark. What is most likely to lead to more black moths and fewer gray moths?

Air pollution pollution stains the tree bark a darker color.

100

The part of Earth where all life exists

Biosphere

200
What is the chemical name for DNA?
Deoxyribonucleic acid
200

During the early stages of cell division (prophase) DNA condenses from chromatin into visible structures. What are these structures called

Chromosomes

200
The mother is heterozygous for a "widow's peak." The father is homozygous recessive for a "widow's peak." If widow's peak is dominant, what is the probability their child will have a widow's peak?
50%
200

What is a branching diagram showing the cladistic relationship between a number of species

Cladogram / Phylogenetic Tree

200

The role of an organism in an ecosystem.

Niche

300
Identify the 3 components of a DNA nucleotide?
nitrogenous base, phosphate, deoxyribose sugar
300

Result of the number of chromosomes and number of cells at the end of meiosis 

Meiosis = haploid / n

300

What is the name of the theory that a trait that can be turned on or off by environmental factors. (example: due to diet, exercise, life events/decisions)

Epigenetics

300

Who's study became famous for looking at different beak shapes in finches on the Galapagos island in finches that were closely related?

Charles Darwin

300

Cattle egret birds follow cows around as a resting spot on their backs and to eat the insects stirred up by the cow. What type of ecological relationship is this?

Commensalism

400
What is the name for the type of bond that holds two strands of DNA together?
Hydrogen bonds
400

Which type of mutation results in the most amino acids being affected

Frameshift (insertion/deletion)

400
A red flower (RR) is crossed with a white flower (WW). The resulting flower is pink. What is the name for this type of inheritance?
Incomplete dominance
400
What is a homologous structure? Give an example. What do homologous structures suggest?
similar structure, different function. Closely related
400

An organism that is not native to an area with no native predators. Typically can out compete native organisms of the same niche. 

Invasive species

500

Codons are found on ____________ and anticodons are found on ____________.

mRNA ; tRNA

500

What two processes result in genetic variation during meiosis?

Crossing over and independent assortment

500
A black chicken (BB) mates with a white chicken (WW). The offspring has black and white spots. What is this type of inheritance called?
Codominance
500

What is a vestigial structure? Give and example.

Structure left over from a common ancestor. Tailbone, wisdom teeth, body hair, appendix.

500

Give an example of a density dependent limiting factor

Competition, disease, space, amount of food, and predation

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