Classify the structures as homologous or analogous, depending on their structure and function.
The limbs of a bat and
the forelimbs of a bird
have similar functions
but different anatomy.
The wings of a bird
have a skeletal structure,
but the wings of bees
do not.
The arm of a human and
the arm of a chimpanzee
have similar functions
and bone structures.
Frogs and salamanders
are both amphibians,
and they also both have

As a small change in a person's dna can cause a genetic disorder

3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.

Color blindedness is a sex-linked trait. if we could see the pedigree chart for several more generations of the family illustrated here, we would expect a) more males to be color blind. eliminate b) more females to be color blind. c) no females to ever be color blind. d) an equal number of males and females that are color blind.