Streptococcus pyogenes is the answer to your question.
Answer:
Electrical signals from your heart to check for conditions and illnesses that can be detected by this data.
You would weigh less on Mars than on Earth because there's less gravity on Mars
to be certain that it is a spider
to compare it to similar spiders
to be able to study how other organisms are affected by the species
Let me know of this is wrong??