Which force causes mass movements? A. Chemicals B. Gravity C. Wind D. Waves

Why would organisms break the bonds of organic compounds

2. How is a 'teeny weeny bag of marijuana" (6:58) different than "a small amount of drugs"?

Which type of radioactive decay produces particles with a positive charge and very small mass?

What molecules produced in photosynthesis are needed for aerobic respiration?

In a motor reflex, such as the patellar tendon reflex, afferent action back to the spinal cord is mediated through which of the following? a. Interneurons b. Sensory neurons c. Motor neurons d. Sympathetic chain ganglia

What is the dependent variable? Also what is the Testing Variable.

Statistics about the climate in a tundra ecosystem were collected for 30 years. which hypothesis about a population of caribou could be made based on the climate data collected? a. caribou calf survival is directly related to annual rainfall amounts.

Since plant cells do not have centrioles, how do they make spindle fibers during mitosis?

Plants use sunlight to produce some ATP during photosynthesis. How do plants produce ATP when the Sun is not out? a. Plants are secondary consumers. b. Plants also use cellular respiration. c. Plants extract ATP from the stars. d.

Describe 4 ways that we know the global climate is changing