During the wettest period since they started keeping records in 1877, a 25 foot boulder fell in a mudslide and blocked both lanes of topanga canyon road in malibu, california in january 2005. what was the initial transfer of energy that accelerated the boulder down the side of the mountain?

Ectocarpene is a volatile, sperm cell-attracting material released by the eggs of the seaweed ectocarpus siliculosus. its constitution is all the double bonds are cis, and the absolute configuration of the chirality center is s. draw a stereochemically accurate representation of ectocarpene.

List two modern organisms that have pentameral symmetry

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?