True or false: vitamin b12 can build up in your system and cause damage.

You are in the lab and notice another student applying cosmetic, why is this dangerous and not allowed in the lab?

What animals is the fastest animal on Earth?

Which of the following is a disadvantage to the coal-to-liquid production of synthetic fuels? A. It requires more coal mining. B. It requires a large potential supply of coal. C. It can be used as fuel for vehicles. D.

What kind of resource is water

What are the two groups that are adapted to anaerobic conditions and contain modified mitochondria that lack dna?

All the systems of the body work together to keep the internal environment of the body constant within certain limits. this process is called a. homeopathy. b. homoeostasis. c. positive feedback. d. neuroglia.

An experiment for a new asthma medication was set up into two groups. Group one was given the new drug for asthma, while group 2 was given a sugar pill. The sugar pill serves as a:

Linear equations 4x+17=-15 solve in one variable.

Because genes close together on a chromosome tend to be inherited together, they are said to form a

What are the chances of having a child with hitchhiker's thumb if both parents are hybrids? Show work