Предмет: Биология, автор: yu6liahvjh0daryom

Как называется плотное вещество основа зуба

Ответы

Автор ответа: Feazy

0

Плотное в-во зуба называется - Цемент

Автор ответа: SabinaDostar

0

Эмаль плотное вещество основа зуба

Автор ответа: amaraz

0

Дентин - cлужит основой зуба и поддерживает зубную эмаль

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: ushel2020

READING
Task. Read the text carefully. Four sentences are missing in the text. Choose from the sentences A-E the one which fits each gap 1-4. There is one sentence that you do not need.

Monarch without a kingdom

I. This November a hundred million butterflies will drop from the sky over Mexico, like autumn leaves. But for how long? 1) _____________. Rafael Ruiz reports.
II. In November, millions of Monarchs fall like bright, golden rain onto the forests in the mountains of central Mexico. In the silence of these mountains you can hear a strange flapping of wings, as the Monarchs arrive at their destinations. 2) ______________________________
III. Before reaching their journey’s end they have faced strong winds, rain and snowstorms and they do not all manage to reach their destination. When the winters are really bad, perhaps 70 per cent of them will not survive. Their long journey to Mexico is thought to be one of the most amazing events in the whole of the American continent. When they get there they will stay until the beginning of April, when their internal calendar tells them that it is time to go back. 3) __________________________________.
IV. These delicate creatures now face danger of another kind – from scientific progress.
4) ____________________________. Laboratory experiments have shown that half of the butterflies which feed on the leaves of genetically modified maize die within 48 hours. Not all experts agree that this variety of maize is responsible for the threat to the Monarchs. In spite of these doubts, the European Union has refused to approve new crops of genetically modified maize until further investigations have been carried out.

A. The long journey, with all its dangers, begins again.
B. Genetically modified maize could mean extinction for this beautiful butterfly.
C. In the mountains, which reach a height of 3,000 metres, the butterflies are safe.
D. In the US, millions of farms grow genetically modified maize which is pure poison for the butterfly.
E. According to the investigations of the European Union, the Monarch butterfly may disappear in several decades. [4]

Find words in the text which have a similar meaning to these definitions.
Example: An organism containing genetic material that has been artificially altered genetically modified.

5. the place where someone is going or where something is being sent or taken (paragraph II, III)_______________________________________________________________[1]
6. a type of insect with large, often brightly colored wings _____________________ [1]
7. any large or small living thing that can move independently (paragraph IV) ______ [1]
8. the noise wings make as they move (paragraph II) _________________________
CРОЧНО!!!! 70 БАЛЛОВ

6 лет назад

Предмет: Физика, автор: nikitarybak8

на який глибини у річці перебуваэ водолаз якщо гидростатичний тиск на ций глибини становить 50 кпа
пожалуйста помогите

6 лет назад

Предмет: Математика, автор: alizhanalibekov

Длина аквариума 10дм, ширина 6дм, высота 4дм. 2/3 аквариума заполнили водой. Сколько воды понадобилось для этого?
помогите

6 лет назад

Предмет: Литература, автор: kylikovama

написать мини рассказ по пословице повторение, мать ученья

9 лет назад

Предмет: Математика, автор: kirill621

Выполните действия: а)246+35•18; б)(87+35)•25; в)10260÷36+164; г)52998÷(37+29).

9 лет назад