Biology > ANSWERS AND COMMENTARIES > Biology 133 Exam 1 (All)
Biology 133 Exam 1
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Biology 133 Exam 1 2 functions of cytoskeleton - ANS-1. maintains cell shape and structure 2. moves substances around cells 3 functions of carbohydrates - ANS-1. energy for cell metabolism 2. stru ... ctural support 3. cell identity 3 functions of enzymes - ANS-1. speed up reactions 2. structural support 3. control gene expression 3 functions of lipids - ANS-1. provide energy as dietary fats 2. main component of cell membranes 3. hormones as chemical messengers 3 layers of gastrula - ANS-1. ectoderm 2. mesoderm 3. endoderm 3 stages of interphase - ANS-1. growth and metabolic roles 2. DNA replication 3. growth and prep for mitosis A primary spermatocyte goes through ______ to become a secondary spermatocyte (1n) - ANS-meiosis I Acrosome - ANS-digestive enzymes to enter egg Allele - ANS-variant of a gene Anaphase - ANS-chromosomes separate Anaphase 1 - ANSAnaphase II - ANSApoptosis - ANS-programmed cell death where a "death receptor" received signal for cell to die and enzymes in the cell be [Show More]
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