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Asexual reproduction in animals
EduBook Organización
- 3568 visitas
1.1. Types of reproduction The type of reproduction seen in an organism is related to its complexity. The animals that have evolved the most, like vertebrates, reproduce sexually. In contrast, asexual…
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Video: Classifying animals
Tiching explorer Organización
- 5 lo usan
- 3709 visitas
This video introduces the concept of animal classification by showing how scientists separate animals into two main groups (vertebrates and invertebrates), and after intro sub-groups (insects, fish,…
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Summaries - Animal reproduction
EduBook Organización
- 3116 visitas
1. Asexual reproduction in animals The type of reproduction seen in an organism is related to its complexity. The animals that have evolved the most, like vertebrates, reproduce sexually. In contrast,…
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Unit 5: Interaction, adaptation and coordination in animals and plants
EduBook Organización
- 2893 visitas
Acquired (adj): referring to behaviour: not present at birth, which an animal has to learn. auxin (n): a hormone which affects the growth and development of plants. behaviour (n): the way an organism…
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Complete. Reptiles
EduBook Organización
- 2671 visitas
Complete the following sentences with the missing words: were the first vertebrates to live completely on land. The bodies of snakes are covered in . Reptiles have four limbs that end in toes. Most…
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Interpret. Classifications
EduBook Organización
- 2156 visitas
This graph shows the proportion of species in each group of animals. Look at the graph and answer the questions: Which animal group has the most species? Which has the least? Are there more species of…
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Amphibians
EduBook Organización
- 1936 visitas
2.1. Characteristics of amphibians Amphibians were the first vertebrates to colonise land, even though they still depended on water to reproduce. Amphibians can be divided into two groups: Anurans do…
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Nature 1. Natural Sciences
EduBook Organización
- 2 lo usan
- 7146 visitas
1. Matter and Materials 2. Matter: Mass, Volume and Density 3. The Universe and our Solar System 4. The Earth and the Moon G. Glossary 5. The Atmosphere 6. The Hydrosphere 7. The Earth's Crust 8. The…
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Amphibians and reptiles
EduBook Organización
- 3247 visitas
Amphibians Amphibians are vertebrates that live part of their lives in fresh water and part on land. Characteristics of amphibians The skin of amphibians is moist and slimy. It has no protective…