Предмет: Биология, автор: mamsik555666

Какой химический элемент присутствует в живой клетке в небольшом количестве варианты ответа 1 азот 2 сера 3 углерод

Ответы

Автор ответа: RenaRenaRena
0

Сера

_________________________

Автор ответа: stalker386
0
Ответ:Углерод.Азот в Атмосфере А Серы там вообще нет!
Похожие вопросы
Предмет: Английский язык, автор: nillazila
Complete the sentences using the verbs in brackets. Use the past perfect continuous or past perfect!

1 I ______________________ (always, think) he was a kind man, but now I knew I was mistaken.

2 Mary ______________________ (see) Henry for over six months by then.

3 The gravestone ______________________ (become) overgrown with moss and was difficult to read.

4 They thought we ______________________ (follow) them on purpose.

5 The teacher could see that Ava ______________________ (copy) while he was out of the room.

6 The last time he ______________________ (see) his brother was just before the earthquake.

7 At that point most of the class ______________________ (learn) English for three years longer than I had.

8 He ______________________ (think) of changing his job for some time when he saw the advert.

9 The team ______________________ (not play) well recently so we expected them to lose.

10 Jocelyn _____________________ (know) about her friend‘s addiction from the start.

11 They ______________________ (drive) for several hours when it started to snow.

12 Matthew ______________________ (try) to give up smoking on several occasions.

13 I wasn't surprised when he resigned as he ______________________ (talk) about it for a while.

14 The overnight snow ______________________ (lay) a thick white blanket over the countryside.

15 When he scored his first goal he ______________________ (not play) in our team for long.

16 The detectives could see it ______________________ (rain) by the wet grass.

17 Jack ______________________ (refuse) to stay any longer so we'd all had to leave.

18 Caroline guessed James ______________________ (take) the car because the keys were gone.

19 Sarah ______________________ (date) Robert for years when they broke up.

20 Natalie couldn't remember if she ______________________ (turn off) the gas before she left.
Предмет: Математика, автор: маша9310