Exam 1: The Science of Biology

Many people think the term "theory" means someone's idea about something.Explain the scientific use of the term "theory," especially as it relates to the biological concept of evolution.

All organisms on earth encode their genes in strands of ________.

Using general principles to explain specific observations is called _______________ reasoning.

As life forms become more advanced,new properties occur.These properties are referred to as ______________.

After Joseph Farman discovered,in 1985,that an ozone hole was developing over Antarctica,scientists measured levels of chemicals in the upper atmosphere.They found a surprising concentration of ozone-destroying:

The ozone depletion problem is expected to ______________ over the next few decades.

The most inclusive group in taxonomy is a:

The entire set of DNA instructions that specifies a cell is called its __________.

Which kingdom contains nonphotosynthetic multicellular organisms that digest their food internally?

Scientists employ __________________ reasoning when performing the scientific process.