Term
| Do you know what Crossing Over is, what it results in? |
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Definition
| Crossing over is where chromatids pair so tightly that non-sister chromatids from homologous chromosomes can actually break and exchange genetic material |
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Term
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Definition
| Shows all the possible combinations of gametes |
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Term
| What is Mendel's Law of Segregation? |
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Definition
| Every individual has two alleles of each gene and when gametes are produced, each gamete recieves one of these alleles |
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Term
| What is the Law of Independent Assortment? |
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Definition
| Different traits are inherited indepenently of each order |
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Term
| What is the ration of predicting offspring for humans? |
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Definition
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Term
| Can you perform a simple homozygous cross |
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Definition
A A
-------
a| | |
-------
a| | |
------- |
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Term
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Definition
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Term
| What are homologous chromosomes? |
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Definition
| paired chromosomes with genes from the same trait and arranged in the same order |
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Term
| What is a Dihybrid Cross? |
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Definition
| A cross between two sets of plants involving two pairs of contrasting characters |
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Term
| Simple Dominance/Recessive traites |
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Definition
Dominance- Observed trait
Recessive- Gets masked |
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Term
| What ate the effects of mutation? |
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Definition
| Causes cells with the mutation no to function properly |
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Term
| The 23rd pair of chromosomes are called what? |
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Definition
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Term
| What is co-dominance, what is incomplete dominance? |
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Definition
Co-dominance- Both alleles are exposed equaly
Incomplete dominance- A mixture |
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Term
| What is an example of a sex linked gene? |
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Definition
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Term
| Why is color blindness in males more common? |
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Definition
| The only have 1 X chromosome |
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Term
| Eye color is what type of dominance? |
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Definition
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Term
| Inheritance of recessive disorders (cystic fibrosis) how does it happen? |
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Definition
| Receives two ressesive alleles |
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Term
| Blood type of genetic trait? Can you predict the blood type of the child of a woman that is heterozygous for type B and a man that is type O? |
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Definition
B B
-----------
i| Bi | Bi |
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i| Bi | Bi |
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Multiple Genes |
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Term
| Hemophilia and red-green color blindness are what type of genetic traits? |
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Definition
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Term
| Can you read a Karyotype? Do you know what trisomy 21 results in? |
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Definition
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Term
| Which dermal layer forms the skin and nervous system? |
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Definition
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Term
| What determines how a cell differentiates? |
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Definition
| environmental factors, genes, signals from neighboring cells |
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Term
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Definition
| Can divide into may different types of cells |
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Term
| What might stem cells be used for? |
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Definition
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Term
| What would happen if a cell from a blastula was transplanted into that organ in an adult? |
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Definition
| Continue to grow and develop into that organ |
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Term
| How would you describe the splicing of a gene into a plant to increase disease resistance? What type of technology is it? |
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Definition
| Genetic engineering; Biotechnology |
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Term
| Do you know what divergent evolution is? |
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Definition
| Species divide into two different species |
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Term
| What happens to insects that resist a pesticide? |
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Definition
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Term
| Do you know what divergent evolution is? |
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Definition
| Species divide into two different species |
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Term
| What happens to insects that resist a pesticide? |
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Definition
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Term
| Speciation and gradualism provide the genetic basis for what? |
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Definition
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Term
| Structures that have a similar evolutionary origin and structure but are adapted for different purposes are called what? |
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Definition
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Term
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Definition
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Term
| Do you understand the implications of allelic frequency? |
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Definition
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Term
| Which characteristics in a population provide the greatest potential for survival in the event of natural catastrophe? |
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Definition
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Term
| Explain geographic isolation |
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Definition
| occurs whenever a physical barrier divides a population, which results in individuals no longer being able to mate |
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Term
| What is stabalizing selection? |
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Definition
| Natural selection that favors average individuals in a population |
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Term
| Give an explanation of the endosymbiont theory |
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Definition
| Proposes that eukaryotes evolved through symbiotic relationship between ancient prokaryotes |
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Term
| What is the function of our lungs? What organ performs this same job in fish? |
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Definition
| To help us breathe; gills |
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Term
| What 4 types of evidence do scientists use to prove evolutionary relationships? |
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Definition
1. Fossils
2. Anatomy
3. Embryology
4. Biochemistry |
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Term
| What is biotechnology and give an example |
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Definition
| Provides strong evidence for evolution; All organisms share DNA, ATP, and many enzymes |
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Term
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Definition
| Process of evolution of new species that occurs when members of similar populations no longer interbreed to produce fertile offspring within their natural environment |
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Term
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Definition
| Mechanism for change in populations |
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Term
| T/F Cell Differentiation can be affected by both environmental influences and gene expression. |
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Definition
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Term
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Definition
| Mechanism for change in populations |
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Term
| T/F Cell Differentiation can be affected by both environmental influences and gene expression. |
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Definition
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Term
| Another name for a point mutation is a "silent" mutation. What is a point mutation and why is it called silent mutation? |
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Definition
| A mutation in the DNA sequence that occurs in a single based pair |
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Term
| What is translation? Where does it take place? |
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Definition
| The process of converting into a messenger RNA into a sequence of amino acids in a protein; Rhybosomes |
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Term
| What system works with our nervous system to regulate all over the body? |
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Definition
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Term
| What are female reproductive organs? |
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Definition
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Term
| What system works with our nervous system to regulate all over the body? |
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Definition
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Term
| What are female reproductive organs? |
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Definition
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Term
| What are the two parts of our skeleton? |
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Definition
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Term
| What are the 4 components of blood? |
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Definition
| White blood cells, red blood cells, plasma, and platelets |
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Term
| The respiratory system starts with what two organs? |
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Definition
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Term
| Our human heart has how many chambers? |
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Definition
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Term
| Digestion starts in what organ? |
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Definition
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