How do we measure the age of a fossil in years?

What do you call similar structures that related species have inherited from a common ancestor?

What do you call a characteristic that allows an organism to survive in an environment?

Hibernation is an example of which type of adaptation?

Beak shape, camouflage, and webbed feet are all examples of which type of adaptation?

Select ALL that show evidence of evolution.

The photo above shows the different fur colors that occur naturally in "bunnius sciencius." What is this an example of?

Darwin believed that species changed ________________________, adapting to the particular conditions they lived in.

Adaptations help organisms - whether plants, animals, bacteria, fungi, or protists - survive in their environment. If they survive, they can _______________ and pass the genes for those adaptations to their offpsring.

Which fossil is the oldest?

Scientists found a fossil (circled) in the same layer as fossil 1. They want to know if it is the exact same age as fossil 1.

How can they tell?

Passing on the trait of being tuskless has become an advantage for the female Mozambique elephants in their environment because....

Most fossils are formed when organisms that died get buried in rocks and soil, which over millions of years forms.. .

Why is the fossil record incomplete?

What is the function of the cell membrane?

I am much bigger in plant cells than I am in animal cells. What am I?

I am the gel-like substance that holds all the organelles in place within the cell. Who am I?

You will find a lot of me in muscle cells, to produce the massive amounts of ATP for movement and exercise. Who am I?

I am located in the leaf cells of plants, but NOT the root cells. Who am I?

I am the "security gate" of the cell and I control what enters and leaves all types of cells. Who am I?

The nonliving parts of an ecosystem are called __________ factors.

A group of organisms of the same species living in the same area is called a/an __________.

A group of different species that live together and interact in an environment is called a/an __________.

Which is an example of a BIOTIC factor for coral?

Which are located at the very BOTTOM of an energy pyramid?

Another name for a living thing is a/an ___________.

Which of the following genotypes is purebred dominant?

Which of the following genotypes is hybrid?

In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant in this species?

The digestive and respiratory systems pair together to ...

The digestive and respiratory systems rely on the ___ systems to transport needed materials to the cells.

All organ systems have this at its most basic unit.