Which of the following is the BEST estimate for the wind speed in a tornado?

A. 2 miles per hour

B. 20 miles per hour

C. 200 miles per hour

D. 2,000 miles per hour

Why is it important that organisms interact with each other?

Which organism has a nerve net that allows it to respond to a stimulus in a coordinated way? clam earthworm hydra shark

What are the three types of interactions between organisms in an ecosystem

How do organisms use different types of carbon compounds?

How do volcanoes above subduction zones generally differ from volcanoes above hot spots?

What are 4 benefits of genetically modified plants and animals

a property of matter that can be observed and measured, without changing its identity is known as a (n)

Gregor Mendel developed several laws of heredity over the course of his genetic research. What does the first law of heredity, the law of segregation, state about genes?

What can you learn from a set of embryo drawings of vertebrates of different phyla? A) the genotype of the species of different phyla B) the phenotype of the species of different phyla C) the ecological relationships between species of different

Which of the following is true of plant cells but not of bacterial cells? A. Have cell walls b. do not undergo mitosis c move by means of flagella d. have chromosomes located in a nucleus