5. Salad dressing is an example of a homogeneous mixture,

6.

The simplest type of substance is a(n) compound,

When elements combine to form compounds, their properties

7.

do not change

8.

The chemical symbol for water is H20.

9.

Substances in a mixture keep their own properties.

10.

The substances in a heterogeneous mixture can usually be seen

and are easily separated.

The negative impacts of nonnative species generally outweigh the positive impacts

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated