Polar cell: - occur 60 and 90-degrees from the equator, near the north and south poles. - associated with high pressure zones and low precipitation. what is the interaction between Ferrell and Polar cell circulation?
OK. First, there's the heart. Then there's the blood vessels. The arteries. Then the veins. And then there's the capillaries. <span />
A chromosome is a packaged and organized structure containing most of the DNA of a living organism. Messenger RNA is a large family of RNA molecules that convey genetic information from DNA to the ribosome, where they specify the amino acid sequence of the protein products of gene expression. Proteins are large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues.
Answer:
D) Jaws and paired appendages
Explanation:
Jaws provided the ability to churn and grind food, while paired appendages enabled various locomotive methods such as running, walking, hopping, etc.
You didn't really provide any possible answers here. However, it's very easy to say that the responsible actors for impulse transmission across the synapses from one nervous cell to another nervous cell is what we call neurotransmitters. These are special molecules that can have different effects when binding onto the required receptor sites.