After Darwin proposed his ideas about natural selection as a mechanism for evolution was generally considered a theory. Why do we now refer to it as a theory?

Blank are proteins the regulate the time of the cell cycle in eukaryotic cells a. cyclins b. chromosomes c. games d. cancer

The most abundant formed elements of the blood is/are

1. how does chemical weathering change rock? Provide examples 2. what kinds of rocks weather most rapidly? 3. why is weathering slow in cold, dry places?

What stage of life can butterflies reproduce in? Eggs, Larva, Pupa, Adult

Flares in your own words

Why does dna need to coppy before the cell divides

As líquid water freezes, the molecules take up more space than aqua water What do you think would happen if frozen water molecules required less space than liquid water molecules?

Which of the following mineral types can you use radiometric dating on? Homogeneous Inorganic Radioactive Ore

Which type of bond holds a water molecule together

Make a claim that answers the scientific question