search
Log In
Welcome to GATE BioTechnology, where you can ask questions and receive answers from other members of the community.
0 votes

Which combination of the following statements is CORRECT for cyanobacteria?

  1. They can perform oxygenic photosynthesis
  2. Usually filamentous forms are involved in nitrogen fixation
  3. Nitrogen fixation occurs in heterocysts
  4. They cannot grow in a mineral medium exposed to light and air
  1. P, Q and R
  2. P, S and R
  3. Q, R and S
  4. P, Q and S
in Others 7.9k points
edited by

Please log in or register to answer this question.

Answer:

Related questions

0 votes
0 answers
1
Bacteria with two or more flagella at one or both ends are called amphitrichous peritrichous lophotrichous atrichous
asked Mar 26, 2018 in Others Milicevic3306 7.9k points
0 votes
0 answers
2
Which family of viruses has single stranded DNA? Herpesviridae Poxviridae Retroviridae Parvoviridae
asked Mar 26, 2018 in Others Milicevic3306 7.9k points
0 votes
0 answers
3
What will be the binding status of regulatory proteins in lac operon when concentrations of both lactose and glucose are very low in the culture medium? Only the repressor remains bound to the operator Only the cyclic AMP-Catabolic Activator Protein (cAMP ... remain bound to their respective binding sites Both the repressor and cAMP-CAP complex remain bound to their respective binding sites
asked Mar 26, 2018 in Others Milicevic3306 7.9k points
0 votes
0 answers
4
Which of the following are TRUE for Treponema pallidum? It is the causative agent of syphilis It is a spirochete It is a non-motile bacterium It is generally susceptible to penicillin Choose the correct combination. P, Q and R only P, Q and S only P, R and S only Q, Rand S only
asked Mar 26, 2018 in Others Milicevic3306 7.9k points
0 votes
0 answers
5
In a typical mitotic cell division cycle in eukaryotes, $M$ phase occurs immediately after the $G_0$ phase $S$ phase $G_1$ phase $G_2$ phase
asked Mar 26, 2018 in Others Milicevic3306 7.9k points
...