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A certain species of rodent eats only one type of plant. A disease attacks those plants and wipes them out. Which of the following best explains what might happen next?
energy storage.
the bacteria adapted to survive the antibiotic.
fossil records
About 98% of the species that ever lived are extinct.
Genetics influences some lifestyle choices and some lifestyle choices influence expression of genes.
competition
The number of this type of rodents will decrease to a point near extinction.
They may share a common ancestor.
Based on the fossil record, scientists believe there have been several mass extinctions in the history of the Earth. Because of these mass extinctions, which of the following do scientists believe to be true?
energy storage.
the bacteria adapted to survive the antibiotic.
fossil records
About 98% of the species that ever lived are extinct.
Genetics influences some lifestyle choices and some lifestyle choices influence expression of genes.
competition
The number of this type of rodents will decrease to a point near extinction.
They may share a common ancestor.
Turtles, alligators, and crocodiles are thought to be related to dinosaurs. What is the main source of evidence that scientists use to show this relationship and how these organisms may have changed over time?
energy storage.
the bacteria adapted to survive the antibiotic.
fossil records
About 98% of the species that ever lived are extinct.
Genetics influences some lifestyle choices and some lifestyle choices influence expression of genes.
competition
The number of this type of rodents will decrease to a point near extinction.
They may share a common ancestor.
What is the relationship between genetics and lifestyle choices in human growth and development?
energy storage.
the bacteria adapted to survive the antibiotic.
fossil records
About 98% of the species that ever lived are extinct.
Genetics influences some lifestyle choices and some lifestyle choices influence expression of genes.
competition
The number of this type of rodents will decrease to a point near extinction.
They may share a common ancestor.
Suppose a particular predator in an area eats rabbits. If hunters kill off all of those predators, the rabbit population will increase, resulting in more ___ among the rabbits for food and space.
energy storage.
the bacteria adapted to survive the antibiotic.
fossil records
About 98% of the species that ever lived are extinct.
Genetics influences some lifestyle choices and some lifestyle choices influence expression of genes.
competition
The number of this type of rodents will decrease to a point near extinction.
They may share a common ancestor.
Some harmful bacteria have become able to resist antibiotics because ___.
energy storage.
the bacteria adapted to survive the antibiotic.
fossil records
About 98% of the species that ever lived are extinct.
Genetics influences some lifestyle choices and some lifestyle choices influence expression of genes.
competition
The number of this type of rodents will decrease to a point near extinction.
They may share a common ancestor.
Proteins carry out all the following cell functions except:
energy storage.
the bacteria adapted to survive the antibiotic.
fossil records
About 98% of the species that ever lived are extinct.
Genetics influences some lifestyle choices and some lifestyle choices influence expression of genes.
competition
The number of this type of rodents will decrease to a point near extinction.
They may share a common ancestor.
The front leg of a cat, front flipper of a dolphin, and wing of a bat have the same structure and order of bones. These structures do not look alike and are not used in the same way, but the bones are similar. What might scientists say about them?
energy storage.
the bacteria adapted to survive the antibiotic.
fossil records
About 98% of the species that ever lived are extinct.
Genetics influences some lifestyle choices and some lifestyle choices influence expression of genes.
competition
The number of this type of rodents will decrease to a point near extinction.
They may share a common ancestor.
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