5.
Gated channel proteins can NOT be opened by which of the
following?
a
Chemical or electrical signals
b Temperature
c Mechanical force
All of the above can open gated channel
proteins

The normal shape of an enzyme is as shown in structure a. if the enzyme’s shape changes to that shown in structure b, what are two consequences of this change?

Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters

In which part of the body is a ball-and-socket joint found?