Ernst Mayr: Leading Promoter of Neodarwinism What It Is Neodarwinism is a historical stage that consolidates Darwinian theory. Around the 1940s, scholars assembled a synthesis between two ideas: - The evolutionary process defined by Charles Darwin. - The rationale about the genetic inheritance created by Gregor Mendel.
Migraine: A Strong, Persistent Headache What It Is Migraine is a different headache than common headaches. Your pain is resistant to common painkillers and is usually strong and persistent and may last for more than a day. Knowing Migraine Treatment Your treatment will depend on the intensity of its manifestation, and may vary from patient to patient.
Aquifer parenchyma: function of storing water What it is (definition) Parenchyma is a permanent (adult) plant tissue that originates mainly from meristems (tissue composed of fast growing cells). Main general characteristics of plant parenchyma: - They are found in all plant organs; - They have thin, thin and flexible primary walls; - have vacuoles; - Presence of schizogenic spaces (spaces between plant cells); - They present varied formats; - Parenchymal cells are not specialized.
True Coral Snake: One of the Most Venomous in Brazil Key Features of the True Coral Snake: The true coral snake is a small snake. It has a strong color and easily recognized: striped in black, red and yellow. It is a venomous, ie poisonous snake. It is considered one of the most poisonous in Brazil due to the high toxicity of its poison.
Fish eggs: fish reproduction Fish reproduction - summary of main characteristics Most fish species have ovuliparous reproduction (females do not protect eggs) and external fertilization. In fish there is the presence of males and females, being very common sexual dimorphism (imbalance in the amount of females and males of the same species).
Brown Spider: Small but Very Poisonous What they are There are several species of spiders that have poison. By stinging a human being can cause, in addition to pain, various health problems. In some cases, they can even cause the death of the person who has been bitten if there is no prompt and effective medical treatment.