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- 1. Drop Down
Use the diagram and description below to predict the type of selection that is occurring for tail length. (a)
DisruptiveDirectionalStabilizingArtificial - 2. Drag and Drop
A heterozygous organism has (a) .
2 recessive allelesNo alleles2 dominant alleles1 dominant, 1 recessive allel - 3. Multiple Choice
An organism’s physical appearance is its _____.
chromosome
allele
genotype
phenotype
- 4. Multiple Choice
A disadvantage of antibiotics is....
speeds up human evolution
kills bad bacteria
they are not preventative
cures of an infection
- 5. Multiple Choice
An organism that has either 2 dominant or 2 recessive alleles is said to be ____ for that trait.
homozygous
heterozygous
genotype
phenotype
- 6. Multiple Choice
What is a different version of a gene called?
Allele
Dominant
Gene
Nucleotide
- 7. Multiple Choice
A sequence of DNA that determines a trait is called?
Allele
Phenotype
Nucleotide
Gene
- 8. Multiple Choice
What type of cell accurately describes a bacteria cell?
Plant
Animal
Eukaryote
Prokaryote
- 9. Multiple Choice
Humans have __________________ the evolution of bacteria.
sped up
slowed down
not had an impact on
- 10. Multiple Choice
Use the diagram and description below to predict the type of selection that is occurring for tail length.
Disruptive
Directional
Stabilizing
Artificial
- 11. Multiple Choice
If an individual has a genotype that is RR, then this organism's trait would be considered....
Homozygous Recessive
Heterozygous Dominant
Heterozygous Recessive
Homozygous Dominant
- 12. Multiple Choice
What term accurately defines the definition below?
All the alleles (for a specific gene) within a population.
Speciation
Evolution
Gene Pool
Allele Frequency
- 13. Multiple Choice
Use the diagram and description below to predict the type of selection that is occurring for tail length.
Disruptive
Directional
Stabilizing
Artificial
- 14. Multiple Choice
Which organelle helps bacteria move around?
Ribosomes
Cytoplasm
Flagella
Cell Membrane
- 15. Multiple Choice
What is one reason why bacteria have evolved so quickly?
They reproduce quickly
There is not selection pressure
They can reproduce sexually
Their DNA does not mature
- 16. Multiple Choice
What type of selection can result in the formation of new species?
Disruptive
Directional
Stabilizing
Artificial
- 17. Multiple Choice
What are antibiotics used for?
curing bacterial infections
agriculture
fighting cancer
- 18. Multiple Choice
Punnett Squares determine...
results of meiosis
probably outcome of a cross
actual outcome of a cross
actual genetics of offspring
- 19. Multiple Choice
True or False: Dependent variables are what you change in an experiment.
True
False
- 20. Multiple Choice
Bacteria reproduce....
asexually
sexually
- Answer choicesTagsAnswer choicesTags