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BIO 101 Final
second half of bio 101 semester
| Question | Answer |
|---|---|
| Systematics is the study of ________ | categorizing organisms into groups |
| The Domains were established when Carl Woese examined | ribosomal RNA sequences |
| The endosymbiont theory describes how what organelles came to be? | Mitochondria and Chloroplasts |
| The fossil records show the first forms of life at ____ years ago | 3.5 billion |
| The oldest eukaryotic fossils are _____ years old | 2 billion |
| Archea are on the same branch of the phylogenetic tree as ____ | eukaryotes |
| The genetic code is read by ______ | tRNA |
| A single base deletion would result in a _____ | frameshift mutation |
| How many codons are there? (including stop codons) | 64 |
| Transcription is terminated at _____ | terminators |
| RNA synthesis is called ________ | transcription |
| RNA synthesis is catalyzed by _____ | RNA polymerase |
| If a man with type O blood had a child with a woman with type A blood, the child's blood type will be ________ | Type A or Type O |
| If a man with type A blood mates with a woman with type B blood, their child will have ________ | any blood type including type O |
| If your blood type is O-, you can receive blood transfusions from ___ donors | only O- |
| Undifferentiated cells are called ______ | stem cells |
| Which type of disease condition may be treated by gene replacement therapy? | a nonfunctional enzyme |
| What makes a good donor of stem cells for research and treatment? | embryos from invitro fertilization |
| Pharming is ______ | using GMO's to produce drugs |
| Evolution works at the level of _______ | populations |
| A change in the allele frequency in a population is ____ | microevolution |
| Speciation is _______ | macroevolution |
| When you take an antibiotic and kill most of the sensitive organs, leaving the resistant ones, ______ takes place | microevolution |
| What is a reduction division? | Meiosis I |
| When diploid cell goes through meiosis, _____ are produced | 4 haploid cells |
| How many different gametes can a human form without considering crossing over? | 2^23 |
| What is the relationship between homologous chromosomes? | They have the same genes but may have different alleles |
| If you flip a coin 4 times and get heads every time, what is the probability that you will get heads again? | 50% |
| What cause of extinction poses the most serious threat to biodiversity today? | habitat degradation |
| What trophic level would include a dairy cow? | primary consumer |
Created by:
etilton24
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