In a woody stem, cork cambium ... ?

A. forms phloem by producing sieve tubes

B. forms xylem by producing vessel cells

C. produces the cells of the outer bark

D. becomes vascular cambium

What would occur if sodium channels remained open once membrane depolarization was complete? A. The neuron would quickly hyperpolarize B. The signal would not be sent to other neurons C. Repolarization would occur, but more slowly D.

What is happening when the cells start to swell up with water?

What shape does a water molecule have

What characteristics do brant lake and blue mountain lake have in common?

Select the correct answer. The periodic table houses noble gas elements in group 18. These elements are highly stable and rarely react with any other elements. What is one possible reason for the stability of the noble gas elements? A.

Witch organism would have the most similar traits

Write the least common multiple of 7 and 14

Each horizontal row in a pedigree chart represents a mating. a generation. several siblings. several characteristics.

Simpler communications and decreased miscommunications are associated with

What is the signal for a vesicle storing peptide hormone to move to the plasma membrane and release contents of vesicle? a. Activation of an integrin receptor b. Activation of a g-protein c. Activation of an enzyme linked receptor d.