The contractile unit of a myofibril is called the

Draw Conclusions about Energy in Cells

On average which leaves more offspring that survive to become adults and reproduce: a pai of elephants or a pair of rabbits

A biomass pyramid differs by showing the __ at each trophic level. A) numbers of organisms B) weight of organisms C) mass of elements D) mass of organic matter

Suppose you use a microscope to look at a cell from a leaf. Which of the following structures will you see that would NOT be found in a cell from your fingernail? A: Cilia B: Chloroplasts C: Mitochondria D: Ribosomes

What are some random changes in mutation

When cells respond to an extra cellular signal, they convert the incoming information from one form to another. This process is called signal a. induction b. interference c. transduction d. transformation

Explain the function of the villi and where they are found

Apex learning: Antibiotics destroy a bacterial infection by disabling ribosomes in the bacteria. Eukaryotic cells contain mitochondria that themselves contain ribosomes while bacterial cells have no organelles and thus have uncontained ribosomes.

Drowsiness affects your senses especially your

Which statements explain what the fossil record indicates? Check all that apply.