В молекуле ДНК из 960 пуриновых оснований 420 составляет гуанин. Определите, какое количество аденина, гуанина, тимина и цитозина потребуется

565

1. come

2. runs; catches

3. had

4. got

5. If the children have already finished breakfast...

6. is

7. watches

8. attended

9. work

10. are

566

1. I stayed at home and played computer games with my elderly sister.

2. As a rule, she phones the doctor, but sometimes she prescribes me a medicine herself.

3. No more than 5 or 6 days.

4. They look for a job.

5. No, I just attend my close friend's birthday parties.

6. I do, especially when I feel that my advice is going to be extremely helpful.

7. I usually go outside to hang out with my friends or watch a movie on the TV.

8. I rarely do it, but sometimes I watch a movie to the end if my favourite actors play.

567

1. I put earplugs in my ears.

2. I looked for a shade.

3. I try to calm her down by telling her some pleasant things.

4. their children grow up healthy and smart.

5. a dog barks at me.

6. the sky is overcast.

7. We would play football

8. We will play tennis

9. I turn off the TV set

10. I would like to read a book

Объяснение: