During gastrulation in the frog, the very first cells to move into the interior of the embryo through the blastopore come from the surface layer of cells in the marginal zone; they will become:

TLS Online TPP Program

#Question id: 296

#Unit 1. Molecules and their Interaction Relevant to Biology

In a single molecule of water, two hydrogen atoms are bonded to a single oxygen atom by ________.

TLS Online TPP Program

#Question id: 297

#Unit 1. Molecules and their Interaction Relevant to Biology

The boiling point of water is exceptionally high because

TLS Online TPP Program

#Question id: 298

#Unit 1. Molecules and their Interaction Relevant to Biology

Water molecules contain _____________ hydrogen bond/s.

TLS Online TPP Program

#Question id: 299

#Unit 1. Molecules and their Interaction Relevant to Biology

Which bond acts like a bridge two molecules formed by a covalent bond?

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#Question id: 300

#Unit 1. Molecules and their Interaction Relevant to Biology

Hydrogen bonding occurs in molecules when ___________________.

TLS Online TPP Program

#Question id: 301

#Unit 1. Molecules and their Interaction Relevant to Biology

What explains the very high melting and boiling point of water?