In the past, some scientists accepted the theory of spontaneous generation. This theory states that organisms can arise from nonliving matter. Now scientists generally accept cell theory to explain the origin and growth of new organisms. Which of these statements is a key idea of cell theory and a rejection of spontaneous generation? A) The cell is the basic unit of life.
B) All living things are made of matter.
C) All cells are formed from the combination of two other cells.
D) All cells arise from pre-existing cells by division.

ASAP

Identify the terms using the following picture. principle of dominance item 1 can be described as the . item 2 can be described as the . the "p" represents from one parent.

The human genome project is devoted to mapping the general dna sequence of our species. this could lead to the development of new medicines, as well as the possibility of using gene therapy to treat certain diseases. however, there are some ethical issues surrounding the mapping of individual genomes. one concern is a) that your genes may change over time, making the project useless. b) that insurance companies could discriminate based on genetic make-up. c) that since this has never been done before, we should probably not do it now. d) that sequencing our individual genomes is so expensive, it is a counter-productive strategy.

The tubes transporting minerals and water upward are called ?