Term
A pea plant with round seeds is crossed with a pea plant with wrinkled seeds. The figure below shows the results of this cross. What can you conclude about wrinkled seeds?
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Definition
| The wrinkled shape is a recessive trait. |
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| A snapdragon plant with red flowers is crossed with a snapdragon plant with white flowers. The offspring produced have pink flowers. Which of these conditions does this cross illustrate? |
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| Which of the following is directly responsible for an acquired trait? |
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Term
Look at the diagram below. Which of these choices should be placed in the box with the question mark?
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Term
| Alisha and Rob would like to have children. A genetic counselor tells them that they are both carriers of a certain genetic disease. What does this mean? |
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Definition
| They both have an allele for the disease and could pass this allele on to their children, even though neither of them has the disease. |
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Term
| Which of these statements best describes what happens during vegetative reproduction? |
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Definition
| A new plant develops from a stem or root of its parent plant. |
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Term
| Which of these statements correctly describes one way that asexual and sexual reproduction are alike? |
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Definition
| Both types of reproduction enable genetic information to be passed from parent to offspring. |
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Term
The diagram below shows a method of reproduction. Which of these processes are represented in the diagram?
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Definition
| sexual reproduction, fertilization |
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Term
The diagram below shows a body cell with 4 homologous pairs of chromosomes. During sexual reproduction, how many chromosomes will this organism transmit to its offspring?
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Definition
4, one chromosome from each homologous pair |
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Term
| Which of these phases of mitosis takes place first? |
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Term
The figure below shows one of the stages of the cell cycle. Which answer correctly identifies the stage shown in the diagram?
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Term
| How does a multicellular organism grow larger? |
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Definition
| Cells in the organism divide, increasing the total number of cells. |
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Term
The cell cycle is made up of three stages: interphase, mitosis and cytokinesis. The figure below shows the anaphase phase of mitosis. What structure is indicated by label 1?
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Definition
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