What is the general shape of the epithelial cells that are nearest the lumen in an empty urinary bladder?

Which law represents a balanced chemical equation?

Which statement best describes enzymes? (1) they slow down the rate of breathing (2) they are the building blocks of polymers (3) they speed up the conduction of impulses along a nerve cell (4) they influence the rate of chemical reactions

Select all of the answers that apply. examine the following rock strata. using the laws of biostratigraphy, which of the following statements are true about the relative ages of the rock layers and intrusion? intrusion a is older than all of the rock layers. layer b is older than intrusion a. layers c, d, and e are older than intrusion a. intrusion a is older than layers c, d, and e. without additional information, you cannot tell the relative ages of intrusion a and rock layers c, d, and e. layer b is older than layers c, d, and e.