Xác định trình tự các đơn phân của ARN được tổng hợp từ mạch gốc ADN sau: -A-T-A-G-X-A-T-G-T-T-A-X-G-X- A. -U-T-U-G-X-U-T-G-T-T-U-X-G-X-. B. -T-A-T-X-X-T-A-X-A-A-T-G-X-G-. C. -U-A-U-X-G-U-A-X-A-A-U-G-X-G-. D. -T-U-T-X-G-T-U-X-U-U-T-G-X-G-.

Choose the best answer.

I think you should buy _____  pack of mineral water instead. And you can also buy _____  snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ______  cookies and soft candies.

Choose the best answer.

We should decorate our living room with _____ orange banner. We also need ________  ribbons, balloons, party hats and costume.

Choose the best answer.

I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.