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science final
help me for a final
| Question | Answer |
|---|---|
| What Process is responsible for gas exchange in the alveoli? | Diffusion |
| What stage of protein synthesis occurs when the mRNA is converted to a protein on a ribosome? | Transation |
| How do enzymes speed up chemical reactions? | lower activation energy |
| What is the genetic material of a virus? | linear nucleic acids |
| Which part of the cell packages proteins for transport? | Glogi |
| What are the four macromolecules? | Protein, carbs, lipids, and nucleic acids |
| What part of a plant cell contains chlorophyll and takes in carbon dioxide to produce oxygen and sugar? | Chloplast |
| Identify the gene combinations that will be found in the gametes of the following individual: BBRr? | BR and Br |
| Brown is dominant to albino. If you cross a brown and albino mice and some of the offspring are albino, what are the genotypes of the parents? | Bb*bb |
| Colorblindness is a sex-linked trait. What is the genotype of a colorblind male? | xcy |
| When does the segregation of alleles take place during meiosis? | Anaphase 10c 1st meiotic division |
| What carries amino acids to the ribosome during protein synthesis? | tRNA |
| Given the following, identify the amino acids: CAUAUUGCC | His, lle, Ala |
| We have 46 chromosomes. How does each parent contribute to your chromosomes make-up? | Earth parent contributes 1/2 of each of these pairs. |
| Given the following DNA, identify the mRNA produced: CATAAGCAT. | GUAUUCGUA |
| How do proteins differ from each other? | Number and sequence of amino acids |
| In genetic engineering, what are the circular pieces of DNA called used to transfer genes? | plasmid |
| What base differs in RNA compared to DNA? | Uricil |
| How do you obtain the nitrogen you need every day? | from food you consume |
| What are the two uses of energy in a food chain? | heat and life processes |
| In a populations of lizards, if brown is better camouflaged than orange. what will happen over time? | Brown population will increase and orange will die off. |
| How do lethal recessives remain in a populations? | Heterozygotes |
| Which two body systems remove carbon dioxide from your body? | circulatory and repository |
| Which type of neuron detects changes in the environment? | sensory |
| What is the main source of genetic variation? | mutations |
| What is the body's first and most important non-specific defense? | skin |
| what must we be able to do with a good hypothesis? | tested |
| How does theory differ than hypothesis? | It has been proven many times |
| What are the memory proteins to hot or cold weather is an example of what? | feedback inhibition |
Created by:
loveofdarkness
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