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Page 168
... chromosomes are referred to as autosomes . Sex chromosomes in humans are the X and Y chromosomes . • Females have a homologous pair of X chromosomes . • Males have one X and one Y chromosome . • Thus , humans have 22 pairs of autosomes ...
... chromosomes are referred to as autosomes . Sex chromosomes in humans are the X and Y chromosomes . • Females have a homologous pair of X chromosomes . • Males have one X and one Y chromosome . • Thus , humans have 22 pairs of autosomes ...
Page 209
... CHROMOSOMAL ALTERATIONS Meiotic errors and mutagens can cause major chromosomal changes such as altered chromosome numbers or altered chromosomal structure . A. Alterations of Chromosome Number Nondisjunction = Meiotic or mitotic ...
... CHROMOSOMAL ALTERATIONS Meiotic errors and mutagens can cause major chromosomal changes such as altered chromosome numbers or altered chromosomal structure . A. Alterations of Chromosome Number Nondisjunction = Meiotic or mitotic ...
Page 210
... Chromosome Structure Chromosome breakage can produce various rearrangements affecting the genes of that chromosome . • Chromosomes which lose a fragment will have a deficiency or deletion . • Fragments without centromeres are usually ...
... Chromosome Structure Chromosome breakage can produce various rearrangements affecting the genes of that chromosome . • Chromosomes which lose a fragment will have a deficiency or deletion . • Fragments without centromeres are usually ...
Contents
Preface | 2 |
Water and the Fitness of the Environment | 22 |
Structure and Function of Macromolecules | 39 |
Copyright | |
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active adaptive allele amino acids animals atom bacteria behavior biology blood body bonds Calvin cycle Campbell carbon cause cells cellular cellular respiration chapter and attending chemical chloroplasts chromosome complex cycle cytoplasm Darwin Describe digestive Distinguish diversity electron transport chain electrons embryo energy environment enzymes eukaryotic evolution evolutionary evolved example Explain factors fertilization fossil record function fungi gametes gene pool genetic genome genotype glucose glycolysis gradient growth haploid hormone human hydrogen inheritance interactions lecture macroevolution mammals mechanism meiosis metabolism microtubules mitosis molecular molecules mRNA muscle mutations natural selection nitrogen nucleotide nucleus nutrients OBJECTIVES After reading occur organisms oxidized oxygen pair phage phenotype phosphate photosynthesis Phylum plants plasma membrane polypeptide population potential produced prokaryotes protein proton reaction receptors recombinant replication reproduction respiration ribosomes sequence sexual speciation species sperm structure synthesis temperature tissue transport types vertebrates viral viruses zygote