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TLS Online TPP Program

#Question id: 334

Which of the following statements about hydrogen bonding is not true?

#Section 2: General Biology

  1. In liquid water, the average water molecule forms hydrogen bonds with three to four other water molecules.

  2. Hydrogen bonds account for the anomalously high boiling point of water.

  3. Individual hydrogen bonds in liquid water exist for many seconds and sometimes for minutes.

  4. The strength of a hydrogen bond depends on the linearity of the three atoms involved in the bond.

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TLS Online TPP Program

#Question id: 24083

#Section 5: Bioprocess Engineering and Process Biotechnology

The first-order reaction A → B, has k = 8.00 s–1. If [A]0 = 0.500 M, how long will it take [A] = 0.200 M?
TLS Online TPP Program

#Question id: 1305

#Section 3: Genetics, Cellular and Molecular Biology

Ions can travel directly from the cytoplasm of one animal cell to the cytoplasm of an adjacent cell through:
TLS Online TPP Program

#Question id: 27242

#Section 3: Genetics, Cellular and Molecular Biology

The chromosomal DNA complexes with
TLS Online TPP Program

#Question id: 15550

#Section 1: Engineering Mathematics

The root of equation x3 - 4x - 9 = 0 using the bisection method in four stages is: 
TLS Online TPP Program

#Question id: 4733

#Section 3: Genetics, Cellular and Molecular Biology

If a homozygous plant with red peppers is crossed with a homozygous plant with green peppers, all the F1 plants have red peppers. When the F1 are crossed with one another, the F2 are in a ratio of 9 red : 3 brown : 3 yellow : 1 green  due to