How would you best describe a hypothesis?

A) A qualitative control

B) The collection of data

C) A guess informed by observations

D) A carefully researched answer

Which of the following is not one of the four basic types of tissue in humans? a. connective c. nerve b. muscle d. phloem

Which of the following forest management practices is the most harmful to forest ecosystems?

What features show that homo erectus walked just like a modern human?

Which of these waves travels the fastest? A-Sound waves in air B-sound waves in water C - light waves in water D - light waves in a vacuum

Which procedure took the DNA from one sheep to produce a genetically identical lamb, named Dolly? selective breeding gene therapy artificial selection cloning

The roots of a plant are usually located underground and composed of which of the following tissue systems?

You are excavating a Native American human burial site which contains both males and females. After obtaining permission from current Native American tribes believed to have descended from these people, you analyze the bones.

Cells that engulf and destroy bacteria

Which did a large earthquake in Alaska initally cause? which did a large earthquake in Alaska initally cause? A. a volcanic eruption B. flooding C. a landslide D. a tornado

What type of asteroid/meteorite do they believe brought some water to the Earth? a. Stoney Iron b. Iron c. Steel d. Carbonaceous Chondrite