Although the issue of temporality has mainly been studied from Physics, this topic also exhibits diverse interesting aspects that could be addressed from a biological perspective. One possible way of approaching this subject ...

As the most abundant biological entities with incredible diversity, bacteriophages (also known as phages) have been recognized as an important source of molecular machines for the development of genetic-engineering ...

Epistemology is an area that allows reflections about nature and construction of knowledge. In what is referred to Biological Sciences, the concept of evolution is understood as unifier axis of this science and therefore ...

Biology is a science that involves study of the diversity of living organisms. This diversity has always generated questions and has motivated cultures to seek plausible explanations for the differences and similarities ...

In Costa Rica the development of cryopreservation research is recent. It started in 1990 with a project on bananas and plantains at the Agronomic Center for Research and Training (CATIE), followed by research on coffee, ...

The germinal plate of 5- to 12-day-old embryos of the leech Hirudo medicinalis consists of an anterior and a posterior sector that differ both structurally and developmentally. The posterior sector includes the five pairs ...

In Brazil, the parasitoid Cotesia flavipes (Cameron) has been used as a biological control agent against Diatraea saccharalis (F.) since 1976, because of its effectiveness in reducing populations of this pest. Three million ...