Author Question: When two or more genes contribute to the phenotypic expression of a single characteristic, it is ... (Read 165 times)

genevieve1028

  • Hero Member
  • *****
  • Posts: 601
When two or more genes contribute to the phenotypic expression of a single characteristic, it is known as:
 
  a. punctuated equilibrium
  b. polygenetic inheritance
  c. clinal expression
 d. genetic drift

Question 2

This primate was a diurnal quadruped with a mixture of money and ape features: its lower molars had five cusps like an ape its skull had forward-facing eye sockets protected by a bony wall an endocast of the cranium reveals that it had a visual cortex larger than that found in Prosimians, but the brain was smaller than that of more recent anthropoids and it had marked sexual dimorphism and was no bigger than a modern house cat. It is a:
 
  a. Dryopithecus.
  b. Ardipithecus.
  c. Homo habilis.
  d. Aegyptopithecus.
  e. Australopithecus afarensis.



vkodali

  • Sr. Member
  • ****
  • Posts: 357
Answer to Question 1

b

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

For a complete list of videos, visit our video library