Which statement is an example of immigration?

O

A. A pack of wolves moves into a forest.

O

B. A forest fire kills many squirrels.

O

c. An otter gives birth to an offspring.

O

D. A mouse dies from not having enough food.

SUBA

What is one benefit of recycling? A. it increases the volume of solid waste B. if it is recycled, a material won't biodegrade C. it conserves resources and energy D. it uses more raw materials that need to be mined

Which situation is an example of sexual selection? a) Bacteria evolve resistance to antibiotics. b) Peahens choose to mate with peacocks that have the brightest tails. c) Female butterflies have a higher survival rate than male butterflies.

What is the greatest contributing factor in the loss of polar bears in arctic areas?

What is homeostasis? and give an example of how it is maintained?

What instrument needed to be developed before cells could be discovered?

Which has characteristics similar to a scientific model? A. the Brooklyn Bridge B. a deep-sea submersible C. a toy train D. a planetary rover

Which cause contributed to both world war 1 and world war 2 (A) Competition For Increased Economic Power (B) Some Nations' Desire To Expand Territory (C) The Belief In A Superior Race (D) A Mission To Spread The Catholic Faith

Ali was conditioned to blink using an air puff and a tone. the experimenter then presented only the tone until the blink response disappeared. what is ali displaying?

How does the reproduction rate of bacteria affect the illmness that is cuased by it?

Kristyn is thrilled to hear she is expecting twins. her doctor informs her that the twins are dizygotic. what does this mean?