Which of the following is false regarding plant
hormones?
a. They are signaling molecules that travel to target
cells.
b. They stimulate or inhibit gene activity.
c. They bind to receptors on their target cells.
d. Target cells are always adjacent to the secreting
cell.
e. All of these are false.
Answer: d
You might also like to view...
An asteroid that impacted Earth about 66 million years ago is believed to be responsible for ____
a. the creation of life on Earth b. a global catastrophe that may have wiped out the dinosaurs c. the splitting of one land mass into continents d. a mass extinction of land plants e. the evolution of Earth’s oceans
If all conditions of Hardy–Weinberg equilibrium are met,
a. allele frequencies move closer to each generation. b. allele frequencies change in the direction predicted by natural selection. c. allele frequencies stay the same. d. all allele frequencies increase.
The peripheral nervous system consists of the brain and spinal cord
Indicate whether the statement is true or false
Lymphocytes mature in the _____. I) spleen II) thymus III) bone marrow
A) only I and III B) only I and II C) only II and III D) I, II, and III