Предмет: Биология, автор: naziknurbekovna6

Написать особенности крови и почему кровь является соединительной тканью?
Помогите пожалуйста!!!​

Ответы

Автор ответа: wyvs0xg7j
0

Кровь, лимфа и тканевая жидкость являются внутренней средой организма, в которой осуществляется жизнедеятельность клеток, тканей и органов.

Транспортная функция. Кровь переносит необходимые для жизнедеятельности органов и тканей различные вещества, газы и продукты обмена.

особености:

Дыхательная функция

Экскреторная функция

Автор ответа: avokadochka
0

Ответ:

Рассмотрим признаки соединительной ткани. Соедини́тельная ткань — это ткань живого организма, не отвечающая непосредственно за работу какого-либо органа или системы органов, но играющая вспомогательную роль во всех органах, составляя 60—90 % от их массы. Выполняет опорную, защитную и трофическую функции. Соединительная ткань образует опорный каркас (строму) и наружные покровы (дерму) всех органов. Общими свойствами всех соединительных тканей является происхождение из мезенхимы, а также выполнение опорных функций и структурное сходство. Соединительная ткань состоит из внеклеточного матрикса и нескольких видов клеток.

 1) Кровь не отвечает непосредственно за работу какого-либо органа;

2) играет вспомогательную роль во всех органах;

3) состоит из плазмы крови и форменных элементов. 

По основным признакам является соединительной тканью.

Объяснение:

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Текст:

A VOLUNTEER ABROAD

It was eight o’clock in the morning and I was wide

awake. The other people in the hostel room were

all asleep and I got dressed quietly because I

didn’t want to wake them up. I don’t know why. I

would never see them again. Half an hour later,

after a quick coffee and roll in a baker’s near the

hostel, I was at the volunteer worker office with

three other hopeful volunteers. We sat there,

silently, looking at each other, knowing we were in

competition for the same jobs.

My turn for an interview came and I answered

a few questions. The three interviewers looked

carefully at my clothes and hair to see what kind

of worker I might be. Back outside, I waited while

more backpackers arrived. Finally, three hours

later, they called five of us back in to the room.

They told us we could start work on a farm

immediately. They gave us some maps and

instructions for a bus, although not tickets, and we

left. The other four were two couples, one from

Australia and the other from New Zealand. They

soon got to know each other and talked together

like old friends while I stood alone. On the bus,

there were four seats together for them and one

for me six rows behind them. I sat next to a local

returning from a day’s shopping.

I sat and watched the landscape through the

window. There were green fields and fruit trees at

first but, as we travelled south, the land grew

drier. It wasn’t very pretty, with brown hills, no

trees and rubbish by the side of the road, but I

loved it. It was fascinating because it was nothing

like the landscape back home.


It was dark when we arrived on the farm. A

group of farmers welcomed us and decided who

should work with whom. A man called Kostas took

the Australian girl, Josie, and me. He spoke almost

no English but we understood that we should

follow him to our volunteer home. We entered a

small, white house and Kostas opened the first

door on the right. It was empty except for two

small mattresses on the floor, each with a thin

sheet and blanket. Josie went in and I waited

outside ready to see if my room was any better.

Impatiently, Kostas, indicated that this was also

my room. Josie and I looked at each other in

shock. A room together? I knew what she was

thinking. Her partner, Gavin, was somewhere else

in the village sharing a similar room with another,

unknown volunteer.

With more sign language and broken English,

Kostas told us that work would begin at 5 a.m. the

next day. He told me to drive his tractor to the

fields. He didn’t ask if we had driving licences. I

was a man and, in his opinion, I could drive.

Driving was the man’s job and, we guessed, there

would be similar differences in duties to come.

Питання:

1) In the morning, the writer

A) went to the volunteer office with three people

from his hostel.

B) woke up before anyone else in his room.

C) ate a small breakfast in the hostel.

D) met some friends at the volunteer office.

2) Which sentence is true?

A) All of the people at the office found work.

B) The Australians and New Zealanders knew each

other before getting work.

C) The writer couldn’t travel on the same bus as the

other volunteers.

D) The volunteers had to pay for their own transport

to the farm.

3) The writer says that the landscape was

A) different.

B) attractive.

C) uninteresting.

D) unchanging.

4) The writer was surprised when he found out

A) he was in the same house as everyone else.

B) he and Josie had to share a room.

C) how nice the room was.

D) who Gavin was working with.

5) In the last paragraph, the writer says that Kostas

A) works very hard.

B) finds it hard to make decisions.

C) treats men and women differently.

D) doesn’t want Josie to work for him.

6)The writer had some coffee and roll…

A). after the volunteer office

B). before the volunteer office

C). at the volunteer worker office