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How is it possible that there are no fossilized skeletal systems found on the bottom layers of rock?
Organisms with skeletal systems did not exist when these layers of rock formed.
type and order of the rock layers
seafloor spreading
the organisms couldn't adapt to their environment
As their environment changed, horses became larger and better adapted to running.
increase because predators have a hard time seeing them
These organisms are related by a shared common ancestor.
the white rabbits can blend into the snow and hide from predators
If an area that has black peppered moths has a lot of coal pollution, the number of black moths should
Organisms with skeletal systems did not exist when these layers of rock formed.
type and order of the rock layers
seafloor spreading
the organisms couldn't adapt to their environment
As their environment changed, horses became larger and better adapted to running.
increase because predators have a hard time seeing them
These organisms are related by a shared common ancestor.
the white rabbits can blend into the snow and hide from predators
The embryos of 2 different organisms have similar features. How can that be?
Organisms with skeletal systems did not exist when these layers of rock formed.
type and order of the rock layers
seafloor spreading
the organisms couldn't adapt to their environment
As their environment changed, horses became larger and better adapted to running.
increase because predators have a hard time seeing them
These organisms are related by a shared common ancestor.
the white rabbits can blend into the snow and hide from predators
There are many animals that were alive years ago that are now extinct. This MOST LIKELY was caused by
Organisms with skeletal systems did not exist when these layers of rock formed.
type and order of the rock layers
seafloor spreading
the organisms couldn't adapt to their environment
As their environment changed, horses became larger and better adapted to running.
increase because predators have a hard time seeing them
These organisms are related by a shared common ancestor.
the white rabbits can blend into the snow and hide from predators
If you found a rock outside and wanted to know if it’s older than other fossils found in the same area, which of these should you use?
Organisms with skeletal systems did not exist when these layers of rock formed.
type and order of the rock layers
seafloor spreading
the organisms couldn't adapt to their environment
As their environment changed, horses became larger and better adapted to running.
increase because predators have a hard time seeing them
These organisms are related by a shared common ancestor.
the white rabbits can blend into the snow and hide from predators
Which is an example of natural selection?
Organisms with skeletal systems did not exist when these layers of rock formed.
type and order of the rock layers
seafloor spreading
the organisms couldn't adapt to their environment
As their environment changed, horses became larger and better adapted to running.
increase because predators have a hard time seeing them
These organisms are related by a shared common ancestor.
the white rabbits can blend into the snow and hide from predators
Over time, as the environment changes, populations must adapt or become extinct. Which example below explains how a population adapts to environmental changes?
Organisms with skeletal systems did not exist when these layers of rock formed.
type and order of the rock layers
seafloor spreading
the organisms couldn't adapt to their environment
As their environment changed, horses became larger and better adapted to running.
increase because predators have a hard time seeing them
These organisms are related by a shared common ancestor.
the white rabbits can blend into the snow and hide from predators
The gradual process that caused the plates to move where the magma in the mantle pushes the seafloor apart and creates new crust.
Organisms with skeletal systems did not exist when these layers of rock formed.
type and order of the rock layers
seafloor spreading
the organisms couldn't adapt to their environment
As their environment changed, horses became larger and better adapted to running.
increase because predators have a hard time seeing them
These organisms are related by a shared common ancestor.
the white rabbits can blend into the snow and hide from predators
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