"Survival of the fittest" is another way of saying...
What is natural selection
300
What are the phases of mitosis in order
PMAT
300
What is the difference between homozygous and heterozygous?
Homozygous-two of the same allele; HH or hh
Heterozygous-two different alleles; Hh
300
A pathogen is...
A disease causing agent; a germ; a bacteria/virus
300
What are four types of consumers? (Hint: there are at least 6 we talked about in class)
What are herbivores, omnivores, carnivores, detritivores, scavengers, and decomposers
300
What is a vestigial structure?
A body part that we have evolved to not need anymore but the remnants are still present in the organism's body
400
What are the phases of the cell cycle in order?
IPMATC
400
Complete the following cross and list the resulting phenotypes and genotypes of the children:
A heterozygous tall plant is crossed with a short plant.
Tt crossed with tt
50% tall 50%short
50%Tt 50%tt
400
How is the structure of a virus different from a bacteria?
virus-DNA or RNA surrounded by a protein coating or capsid
bacteria- cell wall, DNA flagella, ribosomes, etc.
400
List and describe the three types of symbiotic relationships.
What is mutualism, commensalism, and parasitism?
400
What is the difference between homologous structures and analogous structures?
Analogous structures have evolved to have the same function but did not come from a common ancestor
Homologous structures have different functions but similar structures and came from a common ancestor.
500
What are three differences between mitosis and meiosis?
Meiosis- two divisions, one interphase, four haploid daughter cells from one parent cell, non-identical daughter cells to parent or each other, crossing over during prophase 1, formation of gametes
Mitosis- one division, two daughter cells identical to parent cell that end up diploid like parent, formation of body cells
500
How many children of a colorblind male crossed with a carrier female would end up being colorblind?
XcY crossed XCXc
Children
XCXc carrier female
XcXc colorblind female
XCY normal male
XcY colorblind male
2 out of 4 children colorblind
500
What is the difference between a vaccine and an antibiotic?
A vaccine is injected before getting the disease to cause an immune response and prepare the body for being exposed to the real virus.
An antibiotic is taken while you are sick to help kill the bacteria.
500
What are three biotic factors and three abiotic factors?
Biotic-living things; ex. plants, animals, bacteria, fungus, people, etc.
Abiotic- nonliving things; soil, precipitation, weather, climate, etc.
500
What is directional selection?
The trending of a population toward a particular trait over time due to it being advantageous