Search Results for: age distribution
Age distribution
Age distribution The frequency of different ages or age groups in a given population. The distribution may refer to either... Read More
Population Growth and Survivorship
By: Maria Victoria GonzagaPreviously, we learned about biodiversity and endemism. Now, let's look at the... Read More
Demographic transition
The demographic transition model is a theoretical framework that explains the historical shift in population dynamics as a... Read More
Mitochondrion
Mitochondrion Definition What are mitochondria? The term “mitochondrion” comes from the two words of the Greek... Read More
Genotypic ratio
Genotypic Ratio Definition To understand 'Genotypic ratio', let us first understand the terms: 'Genotype' and 'Phenotype'.... Read More
Hyaline cartilage
Hyaline Cartilage Definition Before we define hyaline cartilage, let us understand what cartilage is. What is cartilage? Is... Read More
Null hypothesis
Null Hypothesis Definition Null hypothesis is defined as “the commonly accepted fact (such as the sky is blue) and... Read More
Assimilation
Assimilation Definition What is assimilation? Assimilation in biology is defined as the process in which living organisms... Read More
Adipose tissue
Adipose Tissue Definition Adipose tissue, a specialized variety of connective tissue, is composed of lipid-rich cells known... Read More
Population pyramid
population pyramid (Science: epidemiology) graphical representation of the age and sex composition of a population,... Read More
Examples of Natural Selection
Reviewed by: Mary Anne Clark, Ph.D.Darwin's Finches Darwin's finches are an excellent example of the way in... Read More
Population
Living organisms typically prefer to live, grow, and survive in groups. Except for some species that prefer solitude - both... Read More
Cell differentiation
Cells are often described as the building blocks of life as they are the smallest unit used to build up organisms. Cells can... Read More
Genetically significant dose
Genetically significant dose (Science: physics, radiobiology) The genetically significant dose is that which, if received by... Read More
Darwinian fitness
Darwinian Fitness Definition Darwinian fitness refers to the measure of an individual organism's or genotype's reproductive... Read More