Categories
Physiology & Disease

The science behind twins

Do you have any family members or friends that are twins? If so, can you tell them apart, or do they look like two peas in a pod? Either way, it is fascinating to think that a woman can deliver more than one baby at a time. These cases are called multiple births. Twins are […]

Categories
Cell Biology

Types of cell division

Have you ever wondered how the organs of an embryo develop inside the womb, how the immune system heals infections, or how a tree becomes taller with time? All of the organisms survive, grow, and reproduce by creating new cells. But how do new cells occur? No matter the organism or the type of cells, […]

Categories
Molecular Biology

The genetic material

DNA or Deoxyribonucleic acid is the genetic material of all the cells and most viruses, with the exception of some viruses that use another type of nucleic acid, called RNA or Ribonucleic acid. As we will see in the following posts, DNA presents some characteristics that make it the ideal molecule to carry out the […]