#Question id: 5253
#SCPH06 I Botany
In a hypothetical situation, the genes for sex pilus construction and for tetracycline resistance are located together on the same plasmid within a particular bacterium. If this bacterium readily performs conjugation involving a copy of this plasmid, then the resultshould be
#Question id: 273
#SCPH12 I Genetics
#Question id: 1685
#SCPH05 I Biotechnology
The TCR for antigen is:
#Question id: 383
#SCPH05 I Biotechnology
Three buffers are made by combining a 1 M solution of acetic acid with a 1 M solution of sodium acetate in the ratios shown below
|
1 M acetic acid |
1 M sodium acetate |
|
Buffer 1: 10 mL |
90 mL |
|
Buffer 2: 50 mL |
50 mL |
|
Buffer 3: 90 mL |
10 mL |
Which of these statements is true of the resulting buffers?
#Question id: 11552
#SCPH28 | Zoology
Which of the following are properties of steroid
hormones?
I) Steroid hormones are lipid soluble and easily cross
the phospholipid bilayer.
II) Steroid hormones usually exert their effects on target cells through membrane receptor proteins.
III) Steroid hormones act on cells close to where they
were produced.
IV) Steroid hormones regulate gene transcription by binding to intracellular receptor proteins.