Archive day

November 24, 2025

800 public questions were asked on this day.

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How did the One-Child policy negatively cause gender imbalance? Source: Jane Golley, “The Costs and Benefits of China’s One-Child Policy,” The Conversation, November 21, 2013. The one-child policy has unquestionably caus...
Asked by k. 1 answer
when the Mongols came to power they blank
Asked by lilly 1 answer
the period know as Japan's golden age of culture was most closely associated with what
Asked by lilly 1 answer
the period known as japnas golden age of cultuer was mosy closly assocuiated with what
Asked by lilly 1 answer
Researchers studied genetic variation in the marine mussel Mytilus edulis around Long Island, New York. They measured the frequency of a particular allele (lap94) for an enzyme involved in regulating the mussel’s interna...
Asked by Sam 1 answer
The Pure Food and Drug Act was a law passed to protect American consumers. Describe and explain at least two practices it sought to correct and the lasting effect of those laws. You must include the role of muckrakers.(U...
Asked by kie 1 answer
What can best be inferred about the hind leg bones seen in whales? Responses A The hind leg bones of the whales are fossil structures from an extinct ancestor.The hind leg bones of the whales are fossil structures from a...
Asked by Sam 1 answer
In any population, certain factors may enhance population growth while others may limit or even cause a population to decline. We can describe these factors as either density dependent or density independent. Drag each f...
Asked by Sam 1 answer
An ecosystem is a community of living organisms and the nonliving components of the environment. Energy flows in an ecosystem in one direction through food chains, and a food web is made up of all the food chains within...
Asked by Sam 1 answer
The Arctic cod is a small forage fish that is a very important part of the food web. It eats mostly zooplankton and lives water between -2 and 0°C due to a type of antifreeze in its blood. How does a warming climate and...
Asked by Sam 1 answer
Climate change is having a great impact on the Arctic food web on land and on the ice. The animals most at risk from a warming planet are those that permanently live in the Arctic and depend on sea ice for their survival...
Asked by Sam 1 answer
Biologists believe that a large number of species that are part of the rain forest ecosystem are on the verge of extinction. Which statement BEST describes the role of urbanization in this disaster? Responses A Urbanizat...
Asked by Sam 1 answer
Darwin hypothesized that there are definite steps to natural selection. One is populations are large and in the population variation exists. Consider this population of disease-causing bacteria. What is the MOST LIKELY c...
Asked by Sam 1 answer
Two students describe natural selection to their classmates. Student 1 describes that individuals are able to evolve to fit their changing environment and thus result in populations that are well adapted over time. Stude...
Asked by Sam 1 answer
The process of evolution involves changes in the genetic makeup of a population over a period of time. Sexual reproduction enhances variability among offspring. The random alteration of DNA from parent to offspring, call...
Asked by Sam 1 answer
Despite their differences in appearance, all bony fish have common ancestors. Their fins develop from similar structures and usually have a prescribed number of bones. Because of this, the large rudder-like dorsal fin of...
Asked by Sam 1 answer
While visiting the Galapagos Islands in 1835, Charles Darwin collected over thirteen different species of a type of bird called a finch. He later observed that the birds were similar in many ways but often differed in th...
Asked by Sam 1 answer
Based on the food web, correctly predict how changes in the number of a certain species affect the balance of the ecosystem. Choose each correct statement by clicking on the sentence. (Choose 3) Responses A If the number...
Asked by Sam 1 answer
In order to support his theory of evolutionary change, Charles Darwin concentrated his studies on the many species of finches in the Galapagos Islands. Darwin noted that many of the birds had different shapes and styles...
Asked by Sam 1 answer
Based only on the graphic above, which mammals likely shared a most recent common ancestor? Responses A The cat and the bat based on average size and appearance of organism’s front limbThe cat and the bat based on averag...
Asked by Sam 1 answer
The model shows the process of evolution at work in a population of aphids with varying amounts of pesticide resistance. Select ALL of the requirements for evolution to occur. Responses A Sexual reproduction must occur.S...
Asked by Sam 1 answer
Please fill in the blanks. 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. Responses can be selected and inserted us...
Asked by Sam 1 answer
Data was collected concerning Galapagos bird beak size over time. There are several species of finches, and they are also known as Darwin's Finches. These finches share the same habits and characteristics except for one;...
Asked by Sam 1 answer
Bedbugs are small insects that live in and around the bedding of humans and feed on humans at night. Their bites cause redness, itching, and swelling at the site of the injury. They can be small and difficult to see duri...
Asked by Sam 1 answer
A species is a group of individual organisms that interbreed and produce fertile, viable offspring. According to this definition, one species is distinguished from another when, in nature, mating between individuals from...
Asked by Sam 1 answer