« previous next »

Author Question: What began as a single fertilized egg has just separated into two distinct eggs. This indicates the ... (Read 42 times)

lb_gilbert

  • Hero Member
  • *****
  • Posts: 588
on: Jun 22, 2018
What began as a single fertilized egg has just separated into two distinct eggs. This indicates the formation of ____ twins that has occurred during the ____ period of development.
 
  a. fraternal; zygotic
 b. fraternal; embryonic
  c. identical; zygotic
 d. identical; embryonic

Question 2

Who is experiencing the first indicator of the onset of puberty in a typical female?
 
  a. Mary, whose pubic hair has started to grow
  b. Terri, who has just begun to menstruate
 c. Geri, whose breasts have started to grow
 d. Carrie, who has just begun to ovulate


janeli1

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jun 22, 2018
Answer to Question 1

c

Answer to Question 2

c


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Single- and Double-Blind Procedures Single- and Double-Blind Procedures
Block Diagram of Single-stage Pressure System for Dual-Stage Pressure Production of Nitric Acid Block Diagram of Single-stage Pressure System for Dual-Stage Pressure Production of Nitric Acid
Comparison between whole eggs and egg whites Comparison between whole eggs and egg whites
Some human traits controlled by a single gene Some human traits controlled by a single gene
Single nucleotide polymorphisms (SNPs) are organized into blocks that are inherited together. These Single nucleotide polymorphisms (SNPs) are organized into blocks that are inherited together. These
Amniote Eggs: Snakes Amniote Eggs: Snakes
Video: Electrical changes in the heart

For a complete list of videos, visit our video library