1-DNA links are double stranded
2-DNA is Deoxyribose Nucleic Acid
3- Ribose
5- Thymine is a base pair
6- Adenine is a base pair
7-DNA strands are made of phosphate groups
8- Hydrogen bonds link
The first conditioning is the classical conditioning and it can be explained on an example of a dog that is producing saliva when it knows that it will be fed.
the second kind of conditioning is the operant conditioning. An example of an operant conditioning is a dog learning to open a box after it witnessed a ball being placed in it.
El estado de oxidación, a veces denominado número de oxidación, describe el grado de oxidación de un átomo en un compuesto químico. utilicé un traductor porque hablo inglés, así que lo siento si algo escrito aquí está mal
<span>Each method of passage through the cell membrane might be useful to different molecules. Facilitated diffusion is passive transport that uses integral membrane proteins to help larger, charged, hydrophilic, and polar molecules across a concentration gradient.</span>
Answer:
A.
Explanation:
When freshwater is met with the ocean salt is diluted to the freshwater. Therefore organism that require little salt would be put at a threat.