What do the egg cell and sperm cell combine to form? 1. gamete
2. gonads
3. zygote
4. fertilzation

Why was the sample heated in step 5? describe the chemical principles involved in the reasoning behind this step?

Most crimes involve some evidence relating to the human body; for that reason, what related science is frequently used in forensic investigations? a)psychiatry b)physics c)botany d)biology

What molecules will be best used to compare different species with the exact same sequence of amino acids? why would two species have the same protein even if the molecules in question is different? (hint: transcription to translation to protein).