Author Question: Research shows that the more chemicals there are in the air, the harder ____ work to remove them, ... (Read 66 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565

Research shows that the more chemicals there are in the air, the harder ____ work to remove them,
  with rates of removal dropping when levels of toxins subside.


 
 

a. VOCs c. air purifiers
  b. plants d. humidity levels



Question 2

The type of cell division that results in gametes is called ___________________ _.
 
  Fill in the blank(s) with correct word



reversalruiz

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

B

Answer to Question 2

meiosis



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

For a complete list of videos, visit our video library