« previous next »

Author Question: Humans emerged as a species about _________ years ago. a. 2 billion c. 2 million b. 20 million ... (Read 183 times)

dakota nelson

  • Hero Member
  • *****
  • Posts: 604
on: Jun 22, 2018
Humans emerged as a species about _________ years ago.
 
  a. 2 billion c. 2 million
  b. 20 million d. 200,000

Question 2

In a study of aggression in preschool children, each of three groups regularly saw one of three types of TV shows: aggressive programs (such as Batman), prosocial programs (Mister Rogers' Neighborhood), and neutral programs (such as Disney nature films). Aggressive behavior was then assessed. What was the dependent variable?
 
  a. the type of TV show c. the number of groups of children
  b. the children's level of aggression d. the age of the children


mcomstock09

  • Sr. Member
  • ****
  • Posts: 377
Reply #1 on: Jun 22, 2018
Answer to Question 1

C

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Gomphidae is an Odonata family that contains about 90 genera and 900 species. They are commonly refe Gomphidae is an Odonata family that contains about 90 genera and 900 species. They are commonly refe
Stereoisomers have different effects in humans Stereoisomers have different effects in humans
Although Neandertal brain sizes fall well within the modern human range, their EQ is lower than mode Although Neandertal brain sizes fall well within the modern human range, their EQ is lower than mode
Unlike this beautiful ant, we humans are not controlled by instincts. Sociobiologists, though, are ... Unlike this beautiful ant, we humans are not controlled by instincts. Sociobiologists, though, are ...
Mutations in posterior Hox genes (HOXD13 in this case) in humans Mutations in posterior Hox genes (HOXD13 in this case) in humans
Video: Non-specific disease resistance mechanisms & Skin's defense barriers

For a complete list of videos, visit our video library