Haploid sperm and egg are produced via meiosis. What process is responsible fro producing the 2N zygote? A. Differentiation
B. Fertilization
C. Replication
D. Transcription

Number and variety of living organisms includes genetic, species, and ecological types

Several billion years ago which gas was the least prevailant in the atmosphere

Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?