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WorksheetsEoc Review B6
Total questions: 10
Worksheet time: 5mins
Having freckles is dominant over not having freckles. If two individuals heterozygous for freckles have a child, what is the probability the child will have freckles?
0%
25%
50%
75%
Identical twin girls are separated at birth and cared for by two different families. After twenty years, the twins have different heights and weights. What is most likely the cause of these differences?
One twin had a genetic condition that prevented her from growing tall.
The DNA of one twin was different from the DNA of the other twin.
Each twin was provided a different diet and physical activities.
The proteins made by one twin were different than the proteins made by the other twin.
What is the function of a restriction enzyme?
to control the movement of proteins into a cell
to regulate blood sugar levels
to produce hormones that regulate digestion
to cut DNA at a specific nucleotide sequence
Some marine worms and mollusks go through similar larval stages during development. Which can be inferred about their relationship?
They share a common ancestor
The mate with each other
They compete for a habitat
The share the same food source
Which statement best describes natural selection?
As the weather changes, organisms that are able to find shelter need less energy to live.
Organisms that eat only plants need less food than organisms that eat animals.
Organisms better adapted to their environment are more likely to reproduce and pass on their traits to their offspring.
Small organisms are more likely to survive than larger organisms.
Some scientists claim recent evidence suggests birds should be reclassified to share more taxonomic groups with dinosaurs. What type of evidence would provide the best support for this claim?
evidence showing birds shared similar habitats with dinosaurs
evidence showing birds shared similar nutritional requirements as dinosaurs
evidence showing birds shared similar behaviors with dinosaurs
evidence showing birds shared a common genetic history with dinosaurs
This is a dichotomous key for selected arthropods. To which order does the caddis fly belong?
Acarina
Diptera
Siphonaptera
Trichoptera
Which molecules are joined together to make proteins?
fatty acids
nucleic acids
amino acids
acetic acids
Which word equation best represents the process of cellular respiration?
carbon dioxide + glucose → oxygen + water
carbon dioxide + water → glucose + oxygen
glucose + oxygen → carbon dioxide + water
oxygen + water → carbon dioxide + glucose
How does the body of a runner keep up with the demand for energy when cellular oxygen levels are low?
through energy production in the mitochondria
through aerobic respiration in the plasma membrane
through ATP produced directly from sunlight
through anaerobic respiration in the cytoplasm
