Define Gonads, Structure, Testes, Ovaries, and Function

Define Gonads Define Gonads The male and female gonads are endocrine glands that produce sex hormones essential for the development of the reproductive organs and the proper functioning of the reproductive process. The gonads secrete the same set of hormones secreted by the adrenal cortex in the form of androgens. The release of hormones from … Read more

What are aquatic animals?

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 from the air (through lungs). The number of species that inhabit water is so vast that it … Read more

How do fish reproduce?

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 species. They breathe through gills and are endowed with fins instead of legs, distributed differently throughout … Read more

What is biology about? History, Importance, Biology Topics, Define Biology

What is biology about? History, Importance, Biology Topics

What is biology about? 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 life: its origin, the evolution, and the processes of living beings: nutrition, growth, reproduction and their various possible mechanisms of … Read more

What is binary fission? Types, Examples

What is binary fission? Types, Examples

What is binary fission? Types, Examples What is binary fission? Bipartition or binary fission is a mechanism of asexual reproduction of unicellular living beings, typical of prokaryotes, that is, of bacteria and archaea. It consists of the duplication of the individual’s cellular DNA, as a previous step to dividing the cytoplasm in two. Thus, it gives rise … Read more

What is budding? plants, animals, and Examples

What is budding? plants, animals, and Examples

What is budding? plants, animals, and Examples What is budding? In biology, it is known as budding (from Latin genius, “twin”) to a form of asexual reproduction that consists of an unequal division of the body of the parent. It requires the growth of a physical prominence that can then separate and give rise to a whole … Read more

What are mushrooms? Characteristics, and Types

What are mushrooms? Characteristics, and Types

What are mushrooms? Fungi are living beings belonging to the fungi kingdom: molds, yeasts, and mushrooms. This set of living beings can be considered an intermediate kingdom between plants and animals, from which it was separated more than a million years ago, since its members lead immobile and insensitive lives like plants, but have heterotrophic nutrition … Read more

What is a eukaryotic cell? Types, Functions, and parts

What is a eukaryotic cell? Types, Functions, and parts

What is a eukaryotic cell? Eukaryotic cells (from the Greek word Eukaryota, the union of EU – “true” and karyon “nut, nucleus”) are called all cells in whose cytoplasm a precisely defined nucleus can be found that contains most of their genetic material (DNA ). In this, they differ from prokaryotic cells, which are much … Read more

Plant Cells and Animal Cells-Differences and Comparisons, and Diagram

Plant Cells and Animal Cells-Differences and Comparisons, and Diagram

Animal cells and plant cells have several differences and similarities. For example, animal cells do not have cell walls or chloroplasts, while plant cells do. Animal cells are mostly round and irregular shapes, while plant cells have a fixed rectangular shape. Animal and plant cells are eukaryotic cells, so they have some common features, such … Read more