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#Question id: 18635


Number of unrooted trees in a phylogeny of five sequences is –

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology
  1. 3
  2. 15
  3. 105
  4. 300

Answer:- Option(s): 2


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#Question id: 344

#Section 4: Fundamentals of Biological Engineering

The partial negative charge at one end of a water molecule is attracted to the partial positive charge of another water molecule. What is this attraction called?

TLS Online TPP Program

#Question id: 345

#Section 2: General Biology

As the [H3O+] of the solution decreases, the [OH-] ________.

TLS Online TPP Program

#Question id: 345

#Section 4: Fundamentals of Biological Engineering

As the [H3O+] of the solution decreases, the [OH-] ________.

TLS Online TPP Program

#Question id: 346

#Section 2: General Biology

The partial negative charge in a molecule of water occurs because ________.

TLS Online TPP Program

#Question id: 346

#Section 4: Fundamentals of Biological Engineering

The partial negative charge in a molecule of water occurs because ________.

TLS Online TPP Program

#Question id: 347

#Section 2: General Biology

A beaker contains 100 milliliters (mL) of NaOH solution at pH = 13. A technician carefully pours into the beaker 10 mL of HCl at pH = 1. Which of the following statements correctly describes the result of this mixing?

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