Definition of sister chromatids - identical copies of the same chromosome
True Breeding - all the offspring were the same and exactly like the parent plants
Law of independence - the members of one pair of factors separate independently of
those of another pair
Law of segregation - Mendel's law...
BIOS 103 Exam 3 NIU -Questions with Correct Answers/ Verified/ 100% Pass Chromatin - ✔✔network of DNA strands and associated proteins observed within a nucleus of a cell nucleoli - ✔✔a small dense spherical structure in the nucleus of a cell during interphase sister c hromatids - ✔✔one of two genetically identical chromosomal units that are the result of DNA replication and are attached to each other at the centromere. prophase phase - ✔✔1st phase of mitosis; characterized by the condensation of the chromatin G1 phase - ✔✔"growth phase". S phase - ✔✔DNA synthesis and replication G2 phase - ✔✔completion of DNA replication to the onset of mitosis hybrids - ✔✔the offspring of two different species F2 generation - ✔✔2nd generation of offspring (like grandchildren) monohybrid crosses - ✔✔cross between parents that differ in only one trait true -breeding - ✔✔when all of the offspring are the same and exactly like the parent co-dominant - ✔✔ recessive to - ✔✔will get over powered by dominant dominant to - ✔✔will sho w up over recessive Mendel's law of segregation - ✔✔The two alleles of a given gene will be separate from one another during gamete formation (meiosis) Anaphase - ✔✔3rd phase of mitosis; chromosomes move toward the poles of the spindle Metaphase - ✔✔2nd phase of mitosis; chromosomes are aligned at the metaphase plate Prophase - ✔✔1st phase of mitosis; characterized by the condensation of the chromatin Telophase - ✔✔final phase of mitosis; daughter cells are located at each pole Complete Dominance - ✔✔dominant allele completely covers up the recessive allele Co-Dominance - ✔✔recessive and dominant traits both appear in the phenotype Polygenic Inheritance - ✔✔pattern of inheritance in which a trait is controlled by several allelic pairs Incomplete Dominance - ✔✔inheritance pattern in which an offspring has an intermediate phenotype Sex-Linked Inheritance - ✔✔differences in sex chromosomes between males and females leads to different inheritance patterns. Mitosis and Meiosis differences - ✔✔
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