Which of the following cell types are used in phloem?
A. Vessel elements-short, wide cells
B. Sieve-tube members-alive at maturity
C. Tracheids-hollow, tube like cells
D. Lignin-cells dead at maturity

Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?

Yeast cells reproduce quickly by budding. this is a form of reproduction so all the yeast cells a) sexual; vary b) asexual; vary c) asexual; are identical d) sexual; differ from the parents submit hint structures and functions of cells cellular reproduction

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land