Conclude how earths birds developed their diversity through natural selection

Why si it rare for soft tissue fossils to become a fossil

Identify each statement as true or false. Rewrite false statements to make them correct. Metamorphic rocks can form from other metamorphic rocks.

the length and breadth of a room are 3m and 4m. What is the length of the longest metallic rod that can be placed on the floor?

Witch statement is one of the three parts of a cell theory? A-all cells come from other cells B-cells come from crystals C-cells assemble themselves from whatever is around D-plant and animal cells are exaclty the same

Should people choose mates for animals for specific reasons?

Rubidium-87 has a half-life of 48.1 billion years. After how many years is there 25 percent parent isotope and 75 percent daughter isotope contained in the object?

In what layer are convection currents found? A. Continental crust B. Inner core C. Asthenosphere D. Oceanic crust

The major organs which control acids and bases in the body are: Select all that apply.

What is it called when some traits require more than one gene to be fully expressed?

An animal which eats only animals is called a (n) : carnivore herbivore omnivore scavenger