« previous next »

Author Question: Which of the following represents the strongest evidence that two of the three m (Read 656 times)

federox

  • Sr. Member
  • ****
  • Posts: 308
on: Aug 8, 2013
Which of the following represents the strongest evidence that two of the three middle ear bones of mammals are homologous to certain reptilian jawbones?
A) They are similar in size to the reptilian jawbones.
B) They are similar in shape to the reptilian jawbones.
C) The mammalian jaw has fewer bones than does the reptilian jaw.
D) These bones can be observed to move from the developing jaw to the developing middle ear in mammalian embryos.
E) Mammals can hear better than reptiles.


theo

  • Hero Member
  • *****
  • Posts: 698
Reply #1 on: Aug 10, 2013
Answer has to be D, trust me!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

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?

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?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

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

Evidence that Light Travels at a Finite Speed Evidence that Light Travels at a Finite Speed
Model for evidence-based clinical decision making. Model for evidence-based clinical decision making.
Bloodstained evidence. Bloodstained evidence.
How to determine if a table of values represents a function How to determine if a table of values represents a function
Ethanol has the molecular formula C2H6O. Which ball and stick model shown above represents ... Ethanol has the molecular formula C2H6O. Which ball and stick model shown above represents ...
Experimental evidence that signals from dorsal lip cells initiate amphibian gastrulation. A dorsal l Experimental evidence that signals from dorsal lip cells initiate amphibian gastrulation. A dorsal l
Video: Elementary kinetics

For a complete list of videos, visit our video library