« previous next »

Author Question: What triggers the development of acne? a. the production of testosterone c. excess stress b. ... (Read 99 times)

nelaaney

  • Hero Member
  • *****
  • Posts: 560
on: Jun 22, 2018
What triggers the development of acne?
 
  a. the production of testosterone c. excess stress
  b. poor hygiene during adolescence d. eating sweet foods such as chocolate

Question 2

By what age will a child demonstrate coordination of secondary schemes?
 
  a. by 2-3 months c. not until 8-9 months
  b. by 4-5 months d. not until 12-18 months


shailee

  • Sr. Member
  • ****
  • Posts: 392
Reply #1 on: Jun 22, 2018
Answer to Question 1

A

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Gross and fine motor development Gross and fine motor development
Effects of Estradiol and Testosterone on Interfemale Aggression in Rats (Based on data from van de P Effects of Estradiol and Testosterone on Interfemale Aggression in Rats (Based on data from van de P
Stress and the Common Cold Stress and the Common Cold
Slopes and Soil Development Slopes and Soil Development
Limb growth development of Salamander Experiment Limb growth development of Salamander Experiment
Abnormal tissue growth and cancer development Abnormal tissue growth and cancer development
Video: Hormonal regulation of pregnancy - weeks 17 through 38

For a complete list of videos, visit our video library