What is Parathyroid Gland? What is Parathyroid Gland? The parathyroid is a type of endocrine gland found in the upper and lower poles of the thyroid. There are four parathyroid glands distributed as two glands on either side of the Read more…
What are Mast Cells? What are Mast Cells? Mast cells are cells of the hematopoietic lineage immune system that remain widespread in vascularized tissues throughout the body. In contrast to other immune cells, mast cells do not remain in the Read more…
What are Monocytes? What are Monocytes? Monocytes are cells of the immune system that are immune effector cells with chemokine receptors and pathogen recognition receptors that circulate through the blood or remain localized in lymphoid organs. These cells makeup about Read more…
What are Platelets? What are Platelets? Platelets, or thrombocytes, are nucleated cells that come from the megakaryocyte cells in the bone marrow and are not only a key player in maintaining hemostasis but are also involved in the development of Read more…
What is Endocrine System? What is Endocrine system?An endocrine system is a group of ductless glands where secretory cells diffuse hormones directly into the bloodstream. The glands of the endocrine system are called endocrine glands and are defined by the Read more…
What are aquatic animals? Aquatic animals are those animals that live all the time or much of their life in water, whether sweet or salty. They can breathe oxygen dissolved in water (through gills or skin) or they can breathe it Read more…
How do fish reproduce? Fish are marine vertebrate animals, abundant and diverse in the different oceans, lakes, and rivers of our planet. Many of them are part of the diet of humanity, while others can become pets. These are eukaryotic animal Read more…
What is Microbiology? Importance, Types, and History What is Microbiology? Microbiology is one of the branches that make up biology and focuses on the study of microorganisms. It is dedicated to its classification, description, distribution, and analysis of its ways of Read more…
What is a microorganism? Characteristics, Types, and Examples What is a Microorganism? Microorganisms are those organisms that, due to their small size, are imperceptible to the eye. Also called ” microbes “, these organisms have a very basic biological organization: a significant Read more…
What is biology about? History, Importance, Biology Topics What is biology about? Biology (whose name comes from the Greek: bíos, “life” and logía, “science, knowledge”) is one of the Natural Sciences, and its object of study includes the different forms and dynamics of Read more…