Answer: Base pairs occur when nitrogenous bases make hydrogen bonds with each other.
Explanation: Each base has a specific partner: guanine with cytosine, adenine with thymine (in DNA), The hydrogen bonds are weak allowing it to "unzip"
Answer:
Animal cells each have a <u>centrosome and lysosomes</u>, whereas plant cells do not. Plant cells have a cell wall, chloroplasts and other specialized plastids, and a large central vacuole, whereas animal cells do not.
Answer:
The zebra mussels also outcompete the natives for food and space, and because of their fast reproduction can quickly overwhelm a water system.
Explanation:
The feeding habits of zebra mussels can also have a drastic impact on an infested lake. Zebra mussels are filter feeders that siphon particles of plankton from the water.
B A gene is a portion of a DNA molecule that codes for a protein.
Its not a protein nor RNA
<span>The outermost covering of a plant cell is called cell wall. It is made up of cellulose. It surrounds the cell membrane. Its function is to protect the cell, provide mechanical support and maintain the pressure inside the cell. Fluid collects in the vacuole and pushes out against the cell wall. This turgid pressure is responsible for the crispiness of fresh vegetables and flowers.</span><span />
