(correct answers only) The two water biomes are the marine biome and the ocean biome.
a. true
b. false
17
A lichen is a combination of an alga and a fungus growing together.
a. true
b. false
18
Musk oxen, lichens, and lemmings would be found in a grassland.
a. true
b. false
19
Oaks, maples, beeches, and hickories are usually found in a
tropical rain forest.
a. true
b. false
20
Winter temperatures may drop below freezing in a desert.
a. true
b. false

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

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.

The pressurized plants and fungi mentioned in the video have some surprising similarities. what differences would you expect them to have?