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Which of the following is necessary for production of hormones such as estrogen and testosterone?
late in the G1 phase
When the process of cellular division stops and the cell does not divide further, this usually occurs at what point?
Which cytoplasmic organelle produces glycoproteins from large carbohydrate molecules and protein molecules?
What are the basic structures of living matter and control the growth and development of tissues and organs?
What is composed of 24 elements and is the foundation building material of all living things?
What is the breaking down or synthesizing of substances in the body to produce heat and energy?
What are esstential for building new tissue, cell growth, and the repair of injured or debilitated tissue and cells?
What type of protein gives the body shape and form and are a source of heat and energy?
Enzymatic proteins (enzymes)
What type of protein controls important chemical reactions in the cell?
What acts as fuel for the body and a structural component of cell walls and material between cells?
What are an important part of the cell membrane and are necessary in the production of many hormones?
What transports enzymes and hormones through the cell membrane into the blood stream?
In what stage of interphase do two chromatids connected with a centromere change to four chromatids connected with a centromere?
What stage of interphase does the cell prepare for mitosis by manufacturing proteins and RNA molecules?
What are small, hollow, cylindrical structures that regulate the formation of the mitotic spindle?
first polar body
After the first meiotic division, the other cell that produces nonfunctional cells is called the:
During second meiotic division, the process stops at what stage until the secondary oocyte is fertilized?
What is the process where nutritive material is being built up into the cell's structure or stored as a reserve for future use?
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