Answer:
Explanation:
What is the difference between multiple alleles and polygenes? ... Polygenes are a group of (non-epistatic) genes that all control one trait. Multiple alleles are several variant forms of one gene. Polygenes would include the three genes that control skin colour, or the several genes that could influence type 2 diabetes.
Answer:
a police officer who allows select people to enter and leave a crime scene <3
Answer:
Some differences between the sympathetic and parasympathetic nervous systems:
Explanation:
- Neurotransmitters: norepinephrine in sympathetic (adrenergic fibers) and acetylcholine in parasympathetic (cholinergic fibers)
-The sympathetic nerves have their origin in the spinal cord (between segments T-1 and L-2) and from there to the paravertebral sympathetic chain, then in tissues and peripheral organs.
- The parasympathetic nerves have their origin in the brain stem, mainly in the cranial nerve nuclei III (oculomotor), VII (facial), IX (glossopharyngeal) and X (vagus) and in the sacral medulla.
Answer:
A. Some pea plants grow slowly and have few offspring
Explanation:
This contrast the reason why Mendel chose pea plants.
They grow rapidly and produce a lot of offspring.