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December 2025

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Recent questions

Latest from December 2025

Match each term with its correct definition/description. (5 points) Put responses in the correct response input area to answer the question. Select a response, navigate to the desired input area and insert the response....
Asked by no name 1 answer
Human activity has had a significant impact on the carbon cycle as it relates to the ocean. Activities such as combustion of fossil fuels and land use changes have led to a new flux of CO2 into the atmosphere. The increa...
Asked by Sam 1 answer
Imagine a marked increase in dissolved carbon dioxide in warm shallow waters, where coral reefs exist. How could the increase in dissolved carbon dioxide MOST LIKELY affect the diversity of this ecosystem? Responses A So...
Asked by Sam 1 answer
A marine ecosystem off the California coast consists of leatherback turtles that feed on jellyfish, and killer whales that prey on the leatherback turtles. Habitat loss and fishing have been identified as the main reason...
Asked by Sam 1 answer
In regions that receive significant amounts of acid rain, periphytic algae are observed coating rocks, plants, and other submerged objects in lakes and ponds. What role does acid rain play in the increased population of...
Asked by Sam 1 answer
Most populations, like the rabbit population represented here, are stable over time. In this model we can imagine an increase in the death rate, followed by a decrease in birth rate. What is another factor we could intro...
Asked by Sam 1 answer
A model of a hypothetical rabbit population can be seen. In this case there is plenty of food and the rabbit population thrives, reproduces, and grows. Over time though, the death rate increases and the population decrea...
Asked by Sam 1 answer
Over the years, the forest cover in a particular ecosystem was reduced from about 50% to 20%. What would be the MOST LIKELY effect of this? Responses A The loss of moisture from the soil would be reduced.The loss of mois...
Asked by Sam 1 answer
9. Word Bank: [nucleus, cytoplasm, cell membrane, cell wall, chloroplast, lysosome, mitochondria] The ________ stores DNA and directs cell activities. The ________ provides structure and support in plant cells. The _____...
Asked by A 1 answer
8. Which organelle contains the cell’s genetic material? A. Cytoplasm B. Nucleus C. Lysosome D. Cell wall
Asked by A 1 answer
Objectives • The student will become familiar with basic vocabulary terms associated with the legal system; • The student will explain the difficulty of pinpointing an age for “adulthood” and why it is important for juve...
Asked by sara 1 answer
The by-products of cellular respiration include Responses A energy and oxygen.energy and oxygen. B glucose and oxygen.glucose and oxygen. C carbon dioxide and water.carbon dioxide and water. D glucose and carbon dioxide.
Asked by Sam 1 answer
hich of these is NOT part of cellular respiration? Responses A electron transport chainelectron transport chain B glycolysisglycolysis C Calvin CycleCalvin Cycle D Krebs Cycle
Asked by Sam 1 answer
The process of photosynthesis can be represented by the chemical formula Responses A C6H12O6 + 6O2 → 6CO2 + 6H2O + energyC 6 H 12 O 6 + 6O 2 → 6CO 2 + 6H 2 O + energy B C6H12O6 + 6H20 → 6CO2 + 6H2OC6H12O6 + 6H20 → 6CO2 +...
Asked by Sam 1 answer
All organisms are dependent on a healthy carbon dioxide-oxygen balance. Photosynthesis and cellular respiration are key processes in maintaining this balance. Your class is conducting a lab experiment to investigate the...
Asked by Sam 1 answer
Fermentation is carried out regularly, and not only during oxygen emergencies, by what organisms? Responses A most animalsmost animals B many fungi and bacteriamany fungi and bacteria C plants, during the night timeplant...
Asked by Sam 1 answer
The students then conducted their last experiment. In this case, they added a package of yeast and 2 grams of glucose to the water, which varied in temperature. Comment on the students results regarding cellular respirat...
Asked by Sam 1 answer
Mr. Miller's biology class is studying cellular respiration. To model cellular respiration, they used stopped flasks, setting one up as the control. This flask contained a package of yeast and C water. The rate of cellul...
Asked by Sam 1 answer
Though energy cannot be created or destroyed, it can be transferred and transformed. When energy is not in use, it can be stored. Chemical energy is stored in chemical compounds and released through chemical reactions. T...
Asked by Sam 1 answer
During the light dependent reaction of photosynthesis, ________ is decomposed to supply hydrogen ions to produce NADPH, and important energy-carrying molecule used to help produce glucose during the light independent rea...
Asked by Sam 1 answer
A graph showing the energy of the reactants and products of cellular respiration is shown here. Which description accurately compares the products and reactants of cellular respiration in terms of energy level? Responses...
Asked by Sam 1 answer
Which of these does NOT describe what is happening in the light-dependent reaction? Responses A Products include ATP and NADPH.Products include ATP and NADPH. B Reactants include carbon dioxide and water.Reactants includ...
Asked by Sam 1 answer
Photosynthesis is the process plants use to convert sunlight into chemical energy. The process of photosynthesis can be modeled to illustrate the most important aspects of the natural phenomenon. Through this process, pl...
Asked by Sam 1 answer
Ms. Green's biology students were studying cellular respiration. One simple organism, yeast, can be used to test the rate of fermentation using different variables. Each group mixed 2 grams of yeast with warm water and p...
Asked by Sam 1 answer
Which product of the light-dependent reaction of photosynthesis is NOT utilized in the light-independent reaction? Responses A ATPATP B H+H + C NADPHNADPH D O2
Asked by Sam 1 answer