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Sexual Reproduction & Genetic Variability (PBS)
Roger Troy Organización
- 1045 visitas
I do not own any copyright on this material. A segment of the video "Why Sex" from PBS Evolution series. Asexual and Sexual reproduction exist in nature, but...
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Subida de la marea / From low tide to high tide
Esdres Jaruchik Organización
- 1 lo usan
- 543 visitas
Evolución de la subida de la marea en la Ría del Eo a cámara rápida. // Evolution from low tide to high tide in the Ría of the river Eo in fast motion.
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Immigration to Spain
Esdres Jaruchik Organización
- 513 visitas
This article explains the evolution and distribution of immigration in Spain. It analyses its origin and socio-economic characteristics, as well as the demographic, economic, socio-cultural and…
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The first humans. The Palaeolithic Age
EduBook Organización
- 2358 visitas
1.1. Human evolution About six million years ago in Africa, some primates began to adapt to new climatic conditions. These first hominids evolved over time into human species. The most important changes…
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Before you start - Society and industrialisation in 19th century Spain
EduBook Organización
- 7174 visitas
Didactic objectives Understand the demographic evolution of 19th century Spain. Identify the basic concepts of liberal agrarian reform. Recognise the differences in Spain’s land ownership. Evaluate…
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Before you start - The Earth's Population
EduBook Organización
- 7056 visitas
Didactic objectives Understand the factors that influence the distribution of the population on Earth. Define the concept of population density. Explain the evolution of the world population. Recognise…
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Choose. Changes in the population in Spain
EduBook Organización
- 5544 visitas
Match the following characteristics of the evolution of Spain's population with the correct period: The aging of the population. Low life expectancy. A significant increase in population growth. The…
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Answer. Demographic inequalities
EduBook Organización
- 5070 visitas
Review what you have studied and do the following activities: What are the general characteristics of the evolution of the global population? Explain which demographic inequalities exist between wealthy…
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Darwin's Theories
Arantxa Unzueta Familiar
- 1 lo usan
- 6704 visitas
Charles Darwin formulated the Origin of Species by Natural Selection, but what is Natural Selection and how it works? How does the evolution of species? Free and complete learning unit for 10-13 years…
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Answer. Inequalities in the global population
EduBook Organización
- 5011 visitas
Answer the following questions: Is today's global population growing at the same rate as in the 20th century? Why or why not? What is the main characteristic of the evolution of population in…