The folds of the mitochondria
Answer:
A gene is a section of a double-stranded molecule known as DNA. This molecule is found within the nucleus of the cell, contained in threadlike structures called chromatin. The two strands form a double helix linked by a series of paired bases. The base adenine is always linked to thymine and the base cytosine is always linked to guanine.
Answer: Aqueous
Explanation:
Blood, intracellular fluid and extracellular fluid are all examples of the aqueous solutions.
These all solutions are aqueous in nature this is because the solution in which the solvent is water and solute are dissolved in it is known as aqueous solution.
Example: The intracellular fluids, blood and extracellular fluids have water as solvent. The solutes are dissolved in water and then the formed fluids are blood, and other fluids.
Answer:
the cause of variation are
- mutation
- random fertilization
- recombination between homologous chromosome
hope it helps.