A pilus is best describes as a?

A - virus that causes a common cold

B - protective shell around a bacterium

C - tube that extends form a bacterium

D-small ring of DNA from a virus

Meg knows there are many viruses out there. what are some good practices to follow to prevent viruses on her computer

Which of the following statements best describes the position of slaves in Roman society? A. Slaves gained freedom when the Romans established the Republican form of government. B.

Choose all that apply. human impacts on plant populations include: deforestation loss of species diversity water pollution air pollution soil erosion sun pollution

Small groups or clusters of neuron cell bodies and dendrites found in the interior of the brain are called:

What is the main reason why ordinary springs have sporadic water flows?

When an accurate experiment is repeated by another scientist, the results A) should be similar to those obtained originally. B) will be identical every time the experiment is repeated. C) should be completely different for a different scientist.

1. Which of the following forms all matter?

True or false Sedimentary rock can be formed from changes in igneous rock, but igneous rock cannot be formed from changes in sedimentary rock.

When a protein is denatured, why does it lose its functionality?

This is a rotating machine that converts the kinetic energy of the wind into mechanical energy. If the mechanical energy is used directly by machinery, such as a grinding stone, the machine is usually called a windmill.