By comparing the anatomy of many different species of horses, including those known only from fossils, a scientist concludes that over many millions of years,
species in the horse family have increased in size. Which statement does this
information support?

Fossils of bones usually shrink over time.

Horses have changed over time.
All known horse species are still living.

There is no value in comparing extinct and modern species.

What type of specimens where you able to see under each of the microscopes in the microscope activity

The human genome project is devoted to mapping the general dna sequence of our species. this could lead to the development of new medicines, as well as the possibility of using gene therapy to treat certain diseases. however, there are some ethical issues surrounding the mapping of individual genomes. one concern is a) that your genes may change over time, making the project useless. b) that insurance companies could discriminate based on genetic make-up. c) that since this has never been done before, we should probably not do it now. d) that sequencing our individual genomes is so expensive, it is a counter-productive strategy.

Which of these substances does not protect against invaders in the nonspecific immune response? a. saliva b. mucus c. tears d. urine