Humans have 23 pairs of chromosomes
Epithilial tissue is found on the surface of the ovaries
Answer: pros = high quality foods, more effecient farming, effective measure to reduce the stravation problem, products will have a longer shelf-life
cons= food exports may shrink, spread of plant diseases, health problems related to GMOS
Explanation: look it up and you will find more pros and cons!
A constant factor could be the dose of the drugs and the species of the rats used.
<h3>What is a constant factor?</h3>
In an experiment, a constant factor is one that is not allowed to change al through the experiment. This one must be held as the same and not allowed to vary. A constant factor could be the dose of the drugs and the species of the rats used.
The factor that would be different for the experimental group and the control group the administration of the new drug.
Learn more about experiment:brainly.com/question/11256472
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