Which organelle changes chemical energy into a form that is usable by the cell? A. mitochondria B. ribosome C. nucleus D. cell wall

According to the Big Bang theory, what must the universe have been like when it began? Select all that apply. A. hot B. cool C. dense D. as it is today E. 3 K in temperature F. filled with microwave radiation

Order of the classification/taxonomic hierarchy from the most complex to the simplest subdivision.

In Humans freckles (F) is dominant to no freckles (f). If A man and woman both have freckles and they have a child with no freckles what must be the genotype of the parents?

15,000 years ago, when humans were foragers and hunters, what characterized daily life? What were humans eating, and where and how were they living?

Where are you likely to see connotation used? A. medical journals B. advertisements C. university lectures D. technical manuals

Which structure is an example of a hinge joint?

Shivering and sweating are two techniques that mammals use to a) adapt to the temperature b) develop a rise in body temperature C) maintain homeostasis d) use excess energy

During the process of cellular respiration, energy is released from (1) carbon dioxide (3) water molecules (2) oxygen atoms (4) chemical bonds

Protist get energy by

10. What is a genotype? A an organism's combination of genes for a trait B an organism's appearance as a result of its genes C the ratio of dominant to recessive genes in an individual D the collection of dominant genes in an organism