Charles Darwin’s explanation for the differences in the structures of the
forelimbs
Forelimbs of mammals are built on the same pattern but have different
functions. Study the diagram of FIVE mammals and write a mini-essay where you
discuss the modification and functions of their forelimbs. Include in your
discussion Charles Darwin’s explanation for the differences in the structures of
the forelimbs of the five mammals although they are built on the same pattern.
The Bat
• The forelimbs have become wings for flying.
• The first digit is hook-like to hang from trees
• while the last four digits have become elongated to make up the wing
The monkey
• The forelimbs are very long
• to allow it to grasp trees while it is climbing
• and swinging
The mole
• Has a pair of short, spade-like forelimbs
• that are modified for digging
The seal
• The forelimbs have become flippers
• for steering and
• maintaining equilibrium during swimming.
The horse
• The forelimbs are adapted for support
• and running with the third digit being very elongated ending in a hoof
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller kumarangovender. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R80,00. You're not tied to anything after your purchase.
