This topic contains a solution. Click here to go to the answer

Author Question: Over three years, 24 people living in a new subdivision develop respiratory infections and skin ... (Read 52 times)

@Brianna17

  • Hero Member
  • *****
  • Posts: 550
Over three years, 24 people living in a new subdivision develop respiratory infections and skin rashes. People living nearby in a subdivision built 30 years previously show no signs of such disease.
 
  Suspicions arise about possible molds or vapors that are associated with imported building materials in these new homes. To investigate the possibility that the new homes are causing the disease, the neighborhood association in the new subdivision decides to hire A) a herpetologist.
  B) respiratory therapist.
  C) a virologist.
  D) a toxicologist.

Question 2

When cultivars require adaptations not currently in their genetics, plant breeders
 
  A) may treat the seeds with chemicals that cause mutations in order to try to generate new forms.
  B) often introduce traits found in wild varieties of the plant.
  C) may try to introduce genetic traits found in pests of the crops.
  D) use fertilizers to change the chemistry of the crops.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Missbam101

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

D

Answer to Question 2

B




@Brianna17

  • Member
  • Posts: 550
Reply 2 on: Jul 16, 2018
Wow, this really help


blakcmamba

  • Member
  • Posts: 335
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

For a complete list of videos, visit our video library