11 During cellular respiration, cells break down sugars to release energy. In this process, water
and carbon dioxide are produced as waste
products. What must happen to these waste
products in order for a cell to maintain
homeostasis?
A. They must be digested and used as food.
B. They must be permanently stored inside the cell.
C. They must be used for photosynthesis.
D. They must be excreted from the cell.

Schools are being forced to embrace computers. unlike their "digital immigrant" teachers, these students are "digital natives", born into a world where technology is an integral part of everyday life. almost every student has access to a multitude of computers, laptops and tablet devices. it would be crazy to assume an assignment would  notbe written on computer in this day and age.many schools now have a 1-to-1 computer policy, and many districts and states in the united states have mandated computers or ipads across the state for every student,  including los angeles, the second largest school district in the country.but the thing is, when they tried it in la, it wasn't the success they hoped for. that's because the tablets weren't used as much as they expected. rather, it appeared there was a gap between the digital native's love of technology and their use of it in the classroom.this conflicted relationship with computers is also underscored by much of the literature on education. it is also highlighted in professional development and conferences such as  edutech.

Centriole.centrioles are present in animal cells but are usually absent in plant cells.