present is the key to the past _explain it to the geomorphological context.​

Answer:

Explanation:

1.   when Rome was burning, Nero was playing

2. they have been staying in the same flat  for the last many years.

3 how long have you been waiting here?

4. he is interested to do a job

5. they moved to new house last week.

6.  he has many imported clothes.

7  As soon as i opened the doors,. the birds flew away

8. if I  stand on my own legs, my parents will feel happy.

9. if you consulted me i would have advised you what to do.

10. he visits the library daily.

11. she enjoys to sing patriotic songs.

12, why were you absent yesterday?

Answer:

Explanation:

i.C2C

ii. Deepa gave false information about the product. Due to the lack of personal touch, one cannot feel the product before buying. They will not be able to check for any default. It lacks credibility.

Answer:

A proton gradient is formed by two quinol (4H+4e−) oxidations at the Qo site to form one quinol (2H+2e−) at the Qi site (in total six protons are translocated: two protons reduce quinone to quinol and four protons are released from two ubiquinol molecules).

Explanation:

Hope it helps

Explanation:

A proton gradient is formed by two quinol (4H+4e−) oxidations at the Qo site to form one quinol (2H+2e−) at the Qi site (in total six protons are translocated: two protons reduce quinone to quinol and four protons are released from two ubiquinol molecules).

Answer:

मानव में लिंग- निर्धारण XX / XY लिंग प्रणाली द्वारा निर्धारित किया जाता है। XX / XY प्रणाली अधिकांश अन्य स्तनधारियों में पाई जाती है। इस प्रणाली में, मादा में दोनों लिंग गुणसूत्र (कोमोसोम) एक ही तरह (XX) के होते हैं, जबकि नर में दोनों अलग-अलग लिंग क्रोमोसोम (XY) होते हैं।

लिंग निर्धारण करने वाले गुणसूत्रों के नाम लिखिए :

Explanation:

• स्तनधारी जीवों, जिसमें मनुष्य भी शामिल हैं, में लिंग निर्धारण करने वाले दो गुणसूत्रों  एक्स (X) गुण सूत्र और वाई (Y) गुणसूत्र की भूमिका होती है।
• पुरुषों में एक Y और एक X गुण सूत्र होता है, जबकि महिलाओं में दो X गुणसूत्र होते हैं।