What is the name of a contracting unit of skeletal muscle?

How popular is hydroelectric

If the mass of a material is 92 grams and the volume of the material is 25 cm3, what would the density of the material be?

The water cycle has no beginning or end, but it has an order. Which of the following are the MOST likely ways that water would move through the water cycle?

T Object] A package of histones with DNA wrapped around them forms spherical structures called Normal human body cells contain how many chromosomes?

Some biological hazards (such as bacteria, viruses, parasites, and fungi) are undetectable by sight, smell or taste and can potentially cause an illness. What are these biological hazards called?

Students planted three bean seeds after several days, they observed that the seeds' roots were growing downward into the soil which type of tropism were the roots displaying A. Geotropism B. Thigmotropism C. Phototropism D. Photoperiodism

A farmer is trying to determine why some weeds sprayed with weed killer do not die. to begin a scientific investigation of this issue, what would be the first step for the farmer?

What do viruses have to support the idea that they are living?

Suppose a population of rabbits is introduced to an environment that has hot summers and extremely cold winters. Every winter, many rabbits die because of the cold and the lack of food. The rabbits have a range of ear sizes.

True or false: when individuals of a parent species are separated geographically, one population of separated individuals is more likely to acquire neutral mutations than the other.