In a typical food chain what percentage of energy is passed on to the next trophic level

A student wakes up one morning and sees that it is foggy outside. Which response best describes what is happening to the light outside? The fog scatters the light. The light travels clearly through the fog. The light bounces off the fog.

Homogenous means of the same kind or species. a. True b. False

Which process could a forensic scientist use to analyze a DNA sample from a crime scene to identify a criminal? A) Y-chromosome analysis B) recombinant DNA technology C) DNA fingerprinting D) paternity testing

Directional selection only occurs in response to naturally occurring events. True or False

Where does the C4 cycle gets its name

While eating a container of yogurt, you have to leave, so you store the yogurt in the refrigerator. a day later you return and find the surface of the yogurt is no longer smooth but has broken into several liquified products.

Does cytokinesis follow mitosis?

A chloroplast is releasing large amounts of oxygen. what does this tell you about what other processes are going on inside the chloroplast

Which of these is not one of the big six events of human evolution?

Due to the importance of agriculture in Virginia's economy, it is imperative that what natural resource must be conserved?