| Question | Answer |
| 1. Which of the following is the molecules that stores the energy used by living things? | ATP
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2. Homeostasis is best described as the | the ability to maintain and regulate stable internal conditions of the cell.
| 3. Homeostasis is best described as the – | Oxygen and Glucose
| 4. Sugar molecules can be transported across the cell’s plasma membrane with the help of which biomolecules? | Proteins
| 5.Which cellular process takes place in the ribosomes that are bound to the endoplasmic reticulum? | The synthesis of new proteins
| 6. Which of the following scenarios represents an example of osmosis? | Limp celery becomes crisp in water.
| 7.Which of the following biological processes would result in the formation of ATP? | Cellular respiration
| 8.Which of the following processes creates energy by breaking down complex molecules into simpler molecules? | Cellular respiration
| 9.The difference between active and passive transport is that – | active transport requires energy to move molecules up a concentration gradient, passive does not.
| 10. The main difference between the lytic cycle and the lysogenic cycle is that only the lytic cycle includes – | assembly of new virus particles.
| 11. A bacteriophage virus causes infection in bacteria by injecting which of the following? | DNA
| 12. Which of the following structures is required in order for a virus to replicate? | Host cell
| 13.Which of the following processes will take place during the G1 phase of the cell cycle? | Growth of the cell
| 14.What happens to the chromosomes during interphase? During interphase, chromosomes – | replicate and the number doubles
| 15.Which of the following describes anaphase of mitosis? | Daughter chromosomes move toward opposite poles of the cell
| 16. Chromosomes are duplicated during which phase of the cell cycle? | S phase of Interphase.
| 17. Proteins are responsible for which of the following functions? | Help speed up chemical reactions.
| 18.Which of the following atoms make up the structure of nucleic acids? | Carbon ( C ), Nitrogen (N), Hydrogen (H), Oxygen (O), Phosphorus (P)
| 20. Which biomolecule is fundamental to the structure and function of biological membranes, such as cell membranes? | Lipids
| 21.The repeated unit of DNA, made up of a sugar, phosphate, and nitrogenous base, is known as a – | nucleotide.
| 22.In certain rose plants, white roses and red roses are incompletely dominant to one another. When a red rose is crossed with a white rose, a pink rose will result. What is the probability of producing more pink roses from two pink parents? | 50%
| 23.If a corn plant has a genotype of Ttyy, what are the possible genetic combinations that could result in a single grain of pollen from this plant? | Ty, ty
| 24.Which of the following would suggest that two species shared a common ancestor ? | Their genes share many commonalities.
| 25.In the process of deamination, the liver converts amino acids to compounds that can be used in energy metabolism. The liver removes the amino groups from amino acids to produce urea. Then the urea is removed from the body as urine. During this process, the liver works in conjunction with which body system? | Excretory |
