Imagine you work for a theme park.
Your job is to write a
Public Service
Announcement
(PSA) explaining
how inertia is
essential for your
park's roller
coasters. Be sure to
present the
information in a way
the general public
could understand.

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.

Suppose you are provided with an actively dividing culture of e. coli bacteria to which radioactive thymine has been added. what would happen if a cell replicates once in the presence of this radioactive base?