"Special Passengers on the Spaceship" PPT courseware download

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"Special Passengers on the Spaceship" PPT courseware download

Special Comparison Difference Travel Elimination Radiation Screening Vast Delicious Food

After some space travel, small plant seeds seem to have acquired "magic" and can have so many wonderful changes and magical uses.

1. Due to the radiation from cosmic rays and the special environment of microgravity and high vacuum, some internal genetic materials undergo subtle changes. (The role of nature)

2. It is through the selection and nurturing of space plant seeds by scientists. (The power of science)

1. Where do these advantages come from? From space. These advantages come from space.

2. In addition to food, these special passengers who have returned from space have many uses!

Keywords: New People's Education Press fourth grade Chinese PPT courseware download, fourth grade Chinese slide courseware download, Special Passengers on the Spaceship PPT courseware download, .PPT format

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"Special Passengers on the Spaceship" text reading MP3 free download:

"Special Passengers on the Spaceship" Text Reading MP3 Free Download From October 15th to 16th, 2003, our country successfully carried out the first manned space launch, realizing the Chinese nation's dream of flying into space. On board the Shenzhou-5 spacecraft, there were a batch of seeds of special passenger plants. Actually, it...

"Special Passengers on the Spaceship" Flash animation courseware:

"Special Passengers on the Spaceship" Flash animation courseware From October 15th to 16th, 2003, our country successfully carried out the first manned space launch, realizing the Chinese nation's dream of flying into the sky. On board the Shenzhou-5 spacecraft, there were a batch of seeds of special passenger plants. In fact, they have already...

"Special Passengers on the Spaceship" PPT courseware download 3:

"Special Passengers on the Spaceship" PPT courseware download 3 words: Mutated plants: Under the influence of some environmental factors, the genetic material of plant seeds has changed, and some characteristics of the plants developed therefrom have also changed accordingly. Such plants are mutated...

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Update Time: 2024-12-01

This template belongs to Chinese courseware The first volume of fourth-grade Chinese compiled by the People's Education Publishing House industry PPT template

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