How has climate influenced the size of house sparrows?
a. they have gradually become smaller in colder parts of the country.
b. their size has not changed in response to climate.
c. they have gradually become larger in colder parts of the country.
d. their size has increased in response to heavy rainfall.

In a cladogram' when does a group of organisms branch off

How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?

What process creates gametes? a.fertilization b.mitosis c.meiosis