Plankton are composed of:

microscopic life

fish

trees

people

Human DNA includes a class of genes called "tumor suppressors." What do these genes do in bone cells? Select one: a. They restrict cell cycle progression in bone cells. b. They promote the rapid development of bone cells. c.

Why are some proteins unable to renature when cooled?

Why is the world so round?!!

What features or variables of the plant leaves might affect the net rate of photosynthesis? how and why?

Imprinting is an example of a more general phenomenon termed epigenetic inheritance. True or False

Toxic waste can enter foods through the contamination of groundwater. True or False?

An organism that is heterozygous for a particular character will generally show the recessive trait. a. true b. false

Some speciea undergo long peiods of stability interrupted by geologically brief periods of signifficant change. During these brief periods, new species may evolve. This pattern of evolution is part of the concept of

Darwin and Haeckel used the analogy of a wheel to represent phylogenies.

What is allele frequency