Saddleback BIO 20 - Review 4 (2 pages)

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Review 4



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Review 4

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Pages:
2
School:
Saddleback College
Course:
Bio 20 - Introduction To Biology

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Introduction to Biology Bio 20 Heredity Define genetics What contribution did these scientists make Watson and Crick Mendel Krebs Hippocrates Hershey and Chase Franklin Wallace Pauling T H Morgan G Mendel What are the law of segregation a and independent assortment Define phenotype genotype dominance recessive codominance incomplete dominance homozygous and heterozygous allele gene multiple allele pleiotropy epistasis continuous and discontinuous variation loci trait karyotype testcross Define Sex linked traits Chromosome theory X and Y chromosomes Nondisjunction Down Turner Klinefelter and XYY syndromes Structure of Nucleic Acids Define bacteriophage What is a nucleotide Define transformation translocation and transcription Explain the steps needed for transcription and translation What is the sequence of events to produce a protein What is a codon anticodon rRNA tRNA and mRNA How many codons code for amino acids AT and GC AUG and UUU represent the codes What are the roles of RNA and DNA polymerase What are introns and exons Ecology What is a population Define carrying capacity density independent and dependent factors How are these concepts applied in ecology Define Type I II and III survivorship curves What is a survivorship curve Know examples for each survivorship type Population distributions clumped random and uniform Define population density habitat and ecosystem Type of growth exponential logistic J shape and S shape curve Age structure of a population Zero population growth What is the anticipated year that the human population will reach 8 billion What is the root cause of environmental problems Miscellaneous Know the components of mitosis and meiosis sister chromatid homologous chromosomes centromere prophase etc Know the sequence and key events of mitosis and meiosis I and II When does crossing over occur Differentiate between sexual and asexual reproduction Define symbiosis What are examples of each type



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