What is a common ancestor?
having descended from the same ancestor
How do we determine how old a fossil is given where it's located in the rock strata?
The deeper the fossil is in the rock layers, the older it is.
The higher it is, the younger it is.
How many spheres are there on Earth?
4
This acorn-obsessed critter from the Ice Age films caused a "continental crack-up."
Scrat
what is a descendant?
an organism that comes from a particular ancestor
If an organism shares less similarities in DNA with another organism, what does that imply about their common ancestor?
What is coevolution?
What is the name of our mascot?
Buster the Bulldog
Where along this phylogenetic tree would we find a more distant common ancestor?
Towards the left
What is the comparative anatomy that studies development of organisms BEFORE birth?
Embryology
What sphere includes the Earth's land? Ex. Mountains, rocks and sand
Lithosphere
an embarrassment
Where along this phylogenetic tree will we find our more recent common ancestors?
Towards the right
Organisms that have different structures that serve a similar function have what kind of structure?
Analogous Structures
Bees are a keystone species that pollinate flowers and plants. When plants have excess water, they transpire that water through their leaves and stems, making the water quality improve. What sphere are the bees impacting?
Hydrosphere
What is seen in the middle of March and April that can’t be seen at the beginning or end of either month?
the letter "r"
Who is this and what was she most well known for?
Mary (Moore) Anning
She is known for her work in fossil hunting and is credited with discovering multiple species of dinosaurs. Her discoveries aided Charles Darwin form his theory of evolution.
In a kelp forest that was once home to sea otters, overhunting caused a dramatic decline in the sea otter population. Without their natural predators, sea urchins overgrazed the kelp, eventually transforming the forest into a barren landscape. Which sphere of the Earth was most affected by this change?
Approximately, how many steps are there in 1 mile?
2000 steps