Biology Unit 5 - Traits are Us
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Created by:
RoseannNewell on January 28, 2013
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Biology Flashcards
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32 terms
Terms | Definitions |
|---|---|
 Asexual reproduction | process of reproduction involving a single parent |
| Binary Fission | type of asexual reproduction in which an organism replicates its DNA and divides in half, producing two identical daughter cells. |
| Budding | ... |
| Chromosome Number | ... |
| Abnormalities | ... |
| DNA | ... |
| Replication | Process of copying DNA prior to cell division |
| mRNA | ... |
| tRNA | ... |
| rRNA | ... |
| Dominant traits | ... |
| Recessive traits | ... |
| Heterozygous | Having two different alleles for a particular gene |
| Homozygous | Having two identical alleles for a particular gene. |
| Alleles | One of a number of different forms of a gene |
| Fertilization | Process in sexual reproduction in which male and female reproductive cells join to form a new cell. |
| Zygote | Fertilized egg |
| Gene | Sequence of DNA that codes for a protein and thus determines a trait; factor that is passed from parent to offspring. |
| Mitosis | Part of eukaryotic cell division during which the cell nucleus divides. |
| Meiosis | Process in which the number of chromosomes per cell is cut in half through the separation of homologous chromosomes in a diploid cell. |
| Gametes | Sex cell |
| Crossing over | Process in which homologous chromosomes exchange portions of their chromatids during meiosis. |
| Pedigree | Chart that shows the presence or absence of a trait according to the relationships within a family across several generations. |
| Phenotypes | Physical characteristics of an organism |
| Genetypes | Genetic makeup of an organism |
| Protein synthesis | ... |
| Punnet Square | Diagram that can be used to predict the genotype and phenotype combinations of a genetic cross. |
| Genetic cross | ... |
| Monohybrid | ... |
| RIbosomes | Cell organelle consisting of RNA and protein found throughout the cytoplasm in a cell; the site of protein synthesis. |
| Sex-linked Traits | ... |
| Sexual reproduction | Type of reproduction in which cells from two parents unite to form the first cell of a new organism. |
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