Thirty-six colonies grew in nutrient agar from 0.1 ml of undiluted sample in a standard plate count. How many viable and culturable cells were in the original sample?

Which of these is an environmental effect of burning fossil fuels 1. habitat succession 2. soil erosion 3. flooding 4. temperature increase

A massive bluegill fish kill was observed in a lake near a power plant during the winter months. It was determined that the plant was releasing large amounts of hot water into the lake. what likely caused the death of so many bluegills in the lake?

The graph above shows the average trend in sea levels over the last century. One-third of the sea level rise can be contributed to the thermal expansion of the ocean water as a result of increasing ocean temperatures.

What does the hippocampus do

When damage or death of part of the heart muscle occurs as a result of ischemia it is called?

Simple single celled organisms often reproduce by the process of

What do plant roots that grow in cracks of rocks cause?

Diabetes occurs when there is a large amount of sugar in the blood. Which gland is most likely not functioning well enough in a person who has diabetes?

All life depends on the availability of usable energy. This energy is released when (1) organisms convert solar energy into the chemical energy found in food molecules (2) respiration occurs in the cells of producers and high-energy molecules enter

Based on the food web below, which of the following is a consumer?