Which traits are characteristic of multicellular organisms? choose all answers that are correct. a. can reproduce a whole colony in a matter of hours b. contain organs that it survive c. can grow larger by making new cells d. divide in two to reproduce

The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?

Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome

What are the proteins in connectivity tissues of your foot examples of?