1. The Nanog gene encodes a homeodomain-containing protein, and is thought to be necessary for maintenance of pluripotency only after cells in the mouse embryo become committed to either trophoblast or embryonic fates, and is not expressed until this time. a. What technique could you use to detect where Nanog protein is expressed in the early embryo

Apart of an ecosystem that can restrict the growth of a population is referred to as

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?

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen