« previous next »

Author Question: Which type of cell controls the opening and closing of stomata? a. pericycle c. mesophyll b. ... (Read 70 times)

Anajune7

  • Hero Member
  • *****
  • Posts: 574
on: Jul 21, 2018
Which type of cell controls the opening and closing of stomata?
 
  a. pericycle c. mesophyll
  b. cortex d. guard

Question 2

Cut flower coolers must have high relative humidity levels to keep flowers from desiccating (drying
  out). A relative humidity of about ____ is optimal in a cut flower cooler.


 
 

a. 70 c. 90
  b. 80 d. 98



Loise Hard

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Jul 21, 2018
Answer to Question 1

D

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Animal Cell Animal Cell
Plant Cell Types (Part 3) Plant Cell Types (Part 3)
All living organisms descended from a common ancestral cell All living organisms descended from a common ancestral cell
Imaging cell surface glycoproteins in living cells Imaging cell surface glycoproteins in living cells
The Largest Cell The Largest Cell
The generation, removal, and role of reactive oxygen species (ROS) in cell injury The generation, removal, and role of reactive oxygen species (ROS) in cell injury
Video: Uterine (menstrual) cycle - phases

For a complete list of videos, visit our video library