Many functions in the body are controlled by special compounds. Which statements about
these compounds do you think are true? Check
all that apply.
The body can make all of the compounds it
needs.
The body gets energy from some
compounds.
Some compounds determine physical
characteristics

When elements that form a mineral dissolve in hot water, they form a mixture called a(n) a)geode b)vein c)evaporation d)crystallization e)magma f)lava g)solution h)gem

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above