Which of these is used to find the precise age of a rock? Index fossils Radioactive dating Relative dating Stratified rock layers

Is a group of similar oraganisum that can mate with each ohter and prouduce fertile offspring

A patient lost vision on the left side of both eyes. the patient has likely suffered damaged to?

Why dont the trees in the tropical rain forest drop their leaves

Me. Henley said, "in the rat race we call life, only the strong will survive." He May have been referring to

Hey guys, good morning ... Hope Ur doing well My question is What is called the power station of the cell? and why is it called?

Which statement about crustaceans is true? * (A) all have the same number of appendages (B) all have an internal skeleton (C) all have an exoskeleton (D) only some have jointed appendages

5. The measurement of the amount of friction a surface will generate is called the of friction'.

How much of earth's air is made of Nitrogen?

If a normal cell divides, you can assume that a. its surface area has become larger than its volume. b. its volume has become larger than its surface area. c. it has grown to its full size. d. it has grown too large to meet its needs.

What type of isolation occurs when species mate at different times of the year?