Author Question: A hypothesis regarding ancestor-descendant relationships that includes a time-scale is called a ... (Read 95 times)

yoroshambo

  • Hero Member
  • *****
  • Posts: 566
A hypothesis regarding ancestor-descendant relationships that includes a time-scale is called a
 
  a. cladogram.
  b. phylogenetic tree.
  c. phylogram tree.
  d. hypogram tree.
  e. clarion gram.

Question 2

The presumed evolutionary link between theropod dinosaurs and birds is based on
 
  a. island dwarfing phenomenon.
  b. general analogous characteristics.
  c. a few shared ancestral characteristics.
  d. derived (modified) characteristics such as the presence of feathers in both lineages.
  e. evidence of hybridization between the two.



chreslie

  • Sr. Member
  • ****
  • Posts: 307
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?

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).

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

For a complete list of videos, visit our video library