Answer: you didn't state the answers to choose from so i"ll just list common organic molicules: nucleic acids, proteins, carbohydrates and lipids.
Explanation:
The answer is relative dating.
According to this principal, if a recessive gene for tallness is paired with another recessive gene for tallness, the organism is categorized as a homozygous recessive in terms of its genotype.
we would loose the capability of curing every simple sickness that antibiotics can cure and will eventually die from sickness and disease
When focusing a specimen you should always start with the SCANNING objective. Scanning objective is used to put the object you want to examine in focus. After proper focusing on the object, you can now switch to power objective.