This is the transport of material out of a cell by means of a sac or vesicle that first engulfs the material and then is extruded through an opening in the cell membrane.

1. What makes bacteria harmful to our bodies? 2. How do our bodies attempt to fight back? 3. Technology has improved dramatically in food preservation, cleansers, soaps, etc.

Which model correctly explains the meaning of 3' and 5' in nucleic acids?

3 facts learned about genetics

What can create submarine canyons by cutting through bottom sediments and bedrocks of seafloors

A density-independent factor happens:

A scientific name has to refer to what

The changes in the surrounding environment can have an effect on plants too for a few weeks on the autumn season normally green leaves of deciduous plants acquire a red to yellow color how and why does this change in color happen?

Many of the biochemical reactions that occur within cells are catalyzed by enzymes. Which of the following statements is true about most enzyme-assisted reactions?

A cheeseburger from a fast food restaurant contains 19 g of fat, 20 g of carbohydrate, and 28 g of protein. How many kcal of energy does the cheeseburger contain

How do enzymes catalyze chemical reactions (don't just say "they lower the activation energy", give me specific mechanisms) ?