In the logistic model of population growth, what is expected to happen to r when N = K?
a. r will approach rmax
b. r will approach 1
c. r becomes negative
d. r = 0
e. r > 0
ANSWER: d
You might also like to view...
High BOD values reflect small amounts of degradable organic matter in a sample of wastewater or other material
Indicate whether this statement is TRUE or FALSE.
How does a positive regulator affect transcription by RNA polymerase in prokaryotes?
A) by allowing passage of the polymerase through an operator B) by interacting with RNA polymerase to increase the frequency of transcription initiation C) by causing the helix to unwind in the operator allowing easier initiation D) by making the transcription start site more exposed to the polymerase
If you were to take a cross section of a tree from the tropics, would you be able to determine the accurate age of the
tree? Why or why not? What will be an ideal response?
In plant cells, auxin binds to a
a. cell surface receptor and triggers the ras/raf pathway. b. nuclear receptor that changes its shape so that it can bind to and activate genes. c. receptor ubiquitin ligase that stimulates the degradation of transcriptional repressors, resulting in activation of genes. d. cell surface molecule that stimulates fluid uptake.