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Summaries - Animal reproduction
EduBook Organización
- 1986 visitas
1. Sexual reproduction and fertilisation Most animals reproduce sexually: a new individual is created when a sperm fertilises an ovum to form a zygote. There are two types of individuals, males and…
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Reproduction in flowering plants
EduBook Organización
- 1865 visitas
Some plant species reproduce asexually, but most plants reproduce sexually. A pollen grain fertilises the egg cell inside the ovule. The sexual organs of spermatophytes (flowering plants) are in the…
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Investigate - Reproduction in plants
EduBook Organización
- 1823 visitas
Find a flower in a nearby park. Bring it to class. Look at it under a magnifying glass. Can you see the stamens? Can you see the pistil? What colour are the petals?
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Answer. Plant reproduction
EduBook Organización
- 1732 visitas
Think and answer: Do all plants have flowers? At what time of the year do most plants bloom (produce flowers)? Do you know the name of the species of tree in the photo? What fruit does it produce? What…
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Cell reproduction: Matching
Tiching explorer Organización
- 1 lo usan
- 1454 visitas
In this exercise we have to match the terms with their corresponding definitions.
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Spore Rain (mushrooms reproduction)
Eva Ribes Organización
- 2 lo usan
- 1288 visitas
Cada nueva temporada innumerables esporas se liberan en el aire por los hongos. Durante unos días, todos tratan de jugar al máximo de su capacidad. La estrategia original de estos seres es fabricar…
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Think. Plant reproduction
EduBook Organización
- 1605 visitas
Answer these questions in your notebook: Why do you think that the petals of flowers are often brightly coloured? Why are the seed-buds inside the pistil? At what point do seeds use the food supply they…
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Complete. Asexual reproduction
EduBook Organización
- 1569 visitas
Complete the following sentences: rhizomes single tubers only one sporangia Asexual reproduction requires individual. The potato is an example of asexual reproduction by . Grasses reproduce by . Spores…
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Identify. Definitions of reproduction
EduBook Organización
- 1365 visitas
Match the words to their definitions: fallopian tubes sexual reproduction umbilical cord sexual characteristics Type of reproduction which involves two individuals. The physical differences between men…
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Select. Animal reproduction
EduBook Organización
- 1211 visitas
Identify the word in each group that should not be there. The key word of each group is in bold:
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