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| What is the bond formed when two atoms unequally share a pair of electrons? |
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| What has two homologues of each chromosome, is designated by the symbol 2n, and has chromosomes found in pairs? |
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| Does cytokinesis, which is the splitting of the cytoplasm make new genetic combinations in the cell? |
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| A joined strands of identical duplicated genetic material. |
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| What is the purpose of photosynthesis? |
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Definition
| A way for autotrophic organisms to obtain energy that results in the production of oxygen. |
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| What type of reproduction produces offspring with genetic variation? |
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| When stem cells change into cells with a specific job. |
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| How many significant digits are in the numbers 0.025, 1.02, 1025, 10250. ? |
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| What is the variable or variables that are measured in an experiment called? |
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| What is the expected genotypic ratio resulting from a homozygous dominant X heterozygous monohybrid cross? |
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In humans, having freckles (F) is dominant to not having freckles (f). The inheritance of these traits can be studied using a Punnett square similar to the one shown below. The parents shown in the Punnett square could have children with a phenotype ratio of
[image] |
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| Mendel's finding that each pair of alleles separate independently of one another during gamete formation became known as the what? |
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Definition
| The law of independent assortment. |
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| What is the phenotype of an organism? |
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Definition
| The physical appearance of a trait. |
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| Mendel’s finding that the inheritance of one trait had no effect on the inheritance of another became known as the what? |
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Definition
| The law of independent assortment |
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| The molecules (reactants) on which an enzyme acts is called a(n) what? |
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| What is a molecule that has a partial positive charge on one side and a partial negative charge on the other side called? |
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| During translation in eukaryotes, what do anticodons do? |
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Definition
| Ensure that each amino acid is delivered to its proper codon or “address” on the mRNA. |
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| What happens during transcription? |
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[image]
mRNA: GUUGAUCCCCAUUAA
What is the amino acid sequence coded for by the mRNA sequence shown above in the amino acid decoder? |
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Definition
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| Each nucleotide triplet in mRNA that specifies a particular amino acid. |
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| A complementary strand of DNA is CGAAGCT, then the new strand will be what? |
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| Who are the scientists credited with establishing the structure of DNA? |
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| What is the variable that changes between the control and experimental group called? |
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Definition
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| What are the variables that stay the same for both the control and experimental group called? |
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| The controlled variables. |
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| A scientist noticed that in fescue fields some deer developed with curved spines. This is called a what? |
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| What is a unifying explanation for a broad range of observations called? |
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| What is a testable possible explanation of an observation? |
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| How many significant digits are in the number 6.02 x 1023? |
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Term
| What is Biology the study of? |
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Term
| What are the smallest units that can carry on all the functions of life called? |
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| What are characteristics of living things? |
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Definition
| They are composed of cells, have the ability to reproduce, and need energy for life processes. |
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| The process by which all living things maintain a balance within their cells and the environment. |
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| What is the processess of maintaining a stable internal environment? |
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| How does autotrophic organisms obtain energy? |
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| Bacteria lack a true nucleus and membrane-bound organelles; therefore, they are classified as a what? |
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| What are characteristic of prokaryotes? |
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Definition
| Unicellular, no membrane bound nucleous, or organelles. |
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Term
| All organic compounds contain what element? |
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Definition
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| What are examples of nucleic acids? |
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| What is the passing of traits from parents to offspring called? |
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Definition
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Term
| What is the scientific study of heredity called? |
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Definition
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Term
| Who known as the “father” of genetics? |
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| If an individual possesses two recessive alleles for the same trait, the individual is said to be what? |
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Definition
| Homozygous for the trait. |
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| Tallness (T) is dominant to shortness (t) in pea plants. What represents a genotype of a pea plant that is heterozygous for tallness, homozygous for tall, and a pea plant for homozygous for short? |
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Definition
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Term
| What does the law of segregation state? |
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Definition
| Alleles separate from each other during meiosis I |
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In rabbits, black fur (B) is dominant to white fur (b). Consider the following cross between two rabbits. Both of the parents in the cross are what color?
[image] |
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Definition
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Term
| What is the device which is used to determine the probable outcome of genetic crosses called? |
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Definition
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Term
| What is the expected genotypic ratio resulting from a homozygous dominant x heterozygous monohybrid cross? |
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Definition
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Term
| What is the expected phenotypic ratio resulting from a homozygous recessive x heterozygous monohybrid cross? |
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Definition
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Term
| What is the primary function of DNA? |
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Definition
| Store and transmit genetic information and regulate the production of protein. |
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Term
| Molecules of DNA are composed of long chains of what? |
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Definition
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Term
| What is a nucleotide made of? |
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Definition
| A sugar, a phosphate group, and a nitrogen-containing base. |
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Term
| Watson and Crick built models that demonstrated what? |
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Definition
| DNA is in the shape of a double helix. |
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Term
| How does RNA differ from DNA? |
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Definition
| It contains the nitrogen base uracil instead of thymine, contains a different sugar molecule, ribose and it is single-stranded. |
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Term
| n RNA molecules, adenine is complementary to what? |
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Definition
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| What types of RNA carries instructions from the nucleus to the ribosomes for making proteins? |
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Definition
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| Each nucleotide triplet in mRNA that specifies a particular amino acid is called a what? |
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Definition
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Term
| What happens during transcription? |
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Definition
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Term
| What happens during translation? |
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Definition
| Each amino acid is delivered to its proper codon or “address” on the mRNA. |
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Term
| Round 1743 to 2 significant figures |
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| Round 0.001246 to 3 significant figures |
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| Complete the addition problem to the correct number of significant digits: 990 + 983 |
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| Complete the subtraction problem to the correct number of significant digits: 333 - 2.9 |
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| Complete the multiplication problem to the correct number of significant digits: 4.37 * 1.24 |
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| Complete the division problem to the correct number of significant digits: 5.76 / 1.54 |
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