Echinoderms

A sea cucumber (Actinopyga echinites), displaying its feeding tentacles and tube feet

Echinoderms come from the words echinos and derma. Echinos means thorn, derma means skin. Thus, echinoderms are animals that have spines on their skin. Live in marine habitats. The outside of the body is very hard, composed of lime / chitin. It has five arms radially and symmetrically. Has the ability autotomy, namely the ability to cut off a body part … Read more

Complete 70+ Biology Branches – With Explanations

Biology Branches

Branches of biology, including ecology, genetics, taxonomy, zoology, mammology, herpetology, ichitology, carcinogenesis, and others will be discussed in this article. Biology is the study of living things. As we know, the study of living things is very broad because living things consist of various types and different characteristics. Of course, this makes the study of biological sciences have a … Read more

Central Nervous System: Definition, Structure, Function + Pictures

Central Nervous System Structure

The central nervous system is one part of the nervous system in humans that holds all control and regulation of the work of the nervous network to the nerve cells. The parts of this nervous system are the cerebrum, cerebellum, spinal cord and spinal cord. Understanding the Central Nervous System The central nervous system (CNS) … Read more

Xylem

Xylem - plant tissue

A complete explanation of what xylem is, starting from its definition, function, characteristics, tissue structure, and its constituent components in detail. What is Xylem What is xylem? Xylem is a transport tissue found in plants. The function of xylem is to transport water and minerals from the roots to the leaves. Xylem vessels are referred to as wood … Read more

Neuron Cells

A complete explanation of what sensory and motor neuron cells are, starting from their understanding, function, structure, types, parts, pictures, and anatomy. Definition of Neuron Cells What are neurons? Neurons are cells that include the main working unit in the human nervous system. Neuron cells are also called as nerve cells. The function of neurons is to deliver … Read more

Biology – How Enzymes Work

You has been chewing rice for a long time, If you’ve ever done it, surely over time the rice you chew tastes sweet, right? Do you know the reason why the rice can taste sweet? This happens because rice is starch, aka complex carbohydrates, which are the products of plant photosynthesis to store excess glucose. Well, when … Read more

Human Blood Pressure (Normal, High, and Low)

Human Blood Pressure (Normal, High, and Low)

Normal adult human blood pressure is 120/80 mmHg. Blood pressure expresses the pressure that the blood experiences when blood is pumped by the heart around the body. Blood pressure can change with age, body condition, and activity. In general, human blood pressure is classified into three groups. Normal blood pressure High blood pressure Low blood pressure Normal human blood pressure … Read more

Get to know tissue culture techniques

tissue culture

In their efforts to acquire new individuals or reproduce, plants, like other living things, also carry out the process of reproduction. There are several reproductive technologies that can be applied to plants, including plant tissue culture techniques. What is this? Plant tissue culture is a method that aims to multiply plants by taking a part of the … Read more