What difference would it make if the southern sea otter (Core Case Study) became extinct primarily because of human activities?

Q: If a sixth extinction event is occurring, how is it similar or different from the previous five mass…

A: Various mass extinction events that occurred in the history of the earth are- Ordovician-Silurian…

Q: is estimated that of all the species that have ever lived, between 90% and 95% have become extinct.…

A: Horse belong to family equidae and they belong to class mammals.they are chacterised by the presence…

Q: If humans were to become extinct, what are three species that might also become extinct and what are…

A: Yes, humans are a keystone species by virtue of their technology as well as the manner in which they…

Q: How do the pesticide and antibiotic resistance affect the genetic diversity of aquatic species

A: Genetic diversity represents the variations of a trait in natural populations. Evolutionary forces…

Q: Paleomagnetic reversals cause mass extinctions when they occur. Group of answer choices True False

A: False.

Q: Why are patches in a landscape mosaic often important to people who are interested in conserving…

A: Dispersion of living organisms around the Earth can be used to describe the way in which a…

Q: What is the evidence that the megafaunal extinction in the Pleistocene was partly caused by humans?

A: Megafauna and Human  Simply large mammals are mega fauna. Elephants, goats ,fish,  lions and even…

Q: "Human induced extinctions are therefore undesirable" Explain this  ?

A: The ecosystem comprises both biotic and abiotic factors. The biotic factors include all the living…

Q: two populations that decreased as an immediate result of the zebra mussel invasion?

A: When zebra mussels invasion occurs then populations of bottom-dwelling invertebrates in the littoral…

Q: How do you think your daily habits might contribute directly or indirectly to the extinction of some…

A: Introduction  At presently there are around 11000 known bird species present on the earth out of…

Q: If all the blue dots represent FST values between one species in the Americas and one species in…

A: The given is the scatterplot of the pairwise genetic distances Fst between Africa & Eurasia and…

Q: What major environmental change happened in 1977 and how did this impact the finches?

A: Hi, Thanks For Your Question.  Answer : A Severe Drought Was A Major Environmental Change Back In…

Q: Which conditions would NOT lead to good preservation of a dead hominin skeleton? Group of answer…

A: preservation of a dead hominin skeleton is necessary for future perspective to study about history.…

Q: What is a mass extinction?  What makes the 6th mass extinction that is happening right now different…

A: Mass extinction is when a species vanishes or goes extinct much faster than they are replaced.  It…

Q: With an extinction rate of 100 E/MSY and an estimated 10 million species, how many extinctions are…

A: Extinction  The natural or biologcal phenomena in which one species is completely disappear from the…

Q: The Levant is a region, now underwater, that served as a land bridge during the last glacial maximum…

A: Our ancestors migrated into Eurasia using the Levant region from Africa, this region's most…

Q: What were the "north American megafauna" (name a species or 2) and what are the main reasons they…

A: Megafauna is often described as large animals with weight of over 45 kilograms, living in an…

Q: According to the film, First Steps, the first stone tools were associated with which species? A:…

A: Homo habilis is an extinct hominid of the genus Homo that is known from sub-Saharan fossil remains…

Q: Do you think generalist or specialized species would be better able to adapt and avoid extinction if…

A: Adaptations are heritable traits that improve an organism's ability to survive and reproduce in a…

Q: probability of extinction due to stochastic processes vary with population size in the California…

A: Demographic stochasticity is present in the events in the population which are random as well as…

Q: How does the reduced genetic diversity of small populations make them more vulnerable to extinction?

A: Generally, higher population genetic diversity in the  species may be due to a combination of…

Q: We (humans) do not have any ethical burden to worry about other species because extinction is a…

A: Extinction is the process by which a species population gets removed gradually from the earth.  Some…

Q: In one of the hypotheses that explain the extinction of the dinosaurs, the rapid climatic change…

A: Genetic variation has great advantages to a population because it enables some individuals to adjust…

Q: Question 11. Why would a slowly evolving gene have limited utility in dating recent divergences?…

A: Answer 1: A slowly evolving gene have limited utility in dating recent divergence because they won't…

Q: This type of species isolation is being used during allopatric speciation. Group of answer choices:…

A: Speciation is process of emergence and establishment of novel species from the already existing…

Q: Are we the culprits of the sixth extinction? Cite two examples to justify your stand.

A: Extinction occurs when a species' last members are no longer living. Animals that have not adapted…

Q: Why are species with low body size and low population size probably rare?

A: Evolutionary biology is one of the fields of biology that study evolutionary processes such as…

Q: What does the biological species concept use as the primary criterion for determining the boundaries…

A: Species are a group of living organisms consisting of similar individuals that are capable of…

Q: Which nonnative species threatens the habitat in Olympic National Park? O Wild boars Mountain goats…

A: Mountain goats are hoofed animal that are found on hills, cliffs and at a high altitude. They are…

Q: This tropical area that existed 37-29mya provided was home to many various species, including…

A: The Rukwa Rift Basin is an endorheic rift basin in southwestern Tanzania that includes Lake Rukwa.…

Q: In not more than 4 paragraphs. What is the relationship of each predation in the extinction of some…

A: Every individual or a species in an ecosystem plays an important role in that ecosystem which is…

Q: How did the introduction of mammals in New Zealand changed predation in the forest ecosystem?

A: An ecosystem is a group of organisms interacting among themselves and with the environment. It is a…

Q: An association of individuals of different species living in the same habitat and having functional…

A: The study of organisms in their indigenous environment is called ecology.

Q: What are some of the hypothesized causes of Earth’s biggest mass extinctions?

A: A mass extinction is typically described as the extinction of roughly three-quarters of all species…

Q: what are two solutions of protecting the Ethiopian wolf from going extinct

A: Ethiopian wolf (Canis simensis) is found in high mountains of Ethiopia and have two subspecies, a…

Q: What is the unique about shrimp found at the mid-Atlantic ridge

A: The shrimp specimen(rimicaris exoculata) collected 3500m below the ocean surface at the…

Q: What pattern has been observed between humans moving to a new area and extinction?

A: Human population has been increasing continuously and to give an idea it was about 1 billion in the…

Q: a. Based on the number of surviving individuals and the survival rate of individuals in each…

A: Survivorship Curve This type of curve depicts the individuals of a given specific population that…

Q: Assuming the Denisovans, Neanderthals, and humans were able to interbreed, what does this tell you…

A: Denisovans are group of extinct humans. They first identified based upon DNA sequences from…

Q: Because new species will eventually evolve to replace those that humans are driving to extinction,…

A: In simple words, bio-diversity means all the different kinds of life forms existing on Earth. It may…

Q: Can you think of a situation where we deliberately want to make a species extinct? How would you…

A: Introduction A species is often defined as a group of animals, plants, or other living things that…

Q: If the Gopher tortoise is species 1, and a blue indigo snake (that depends on Gopher Tortoise…

A: There are found interaction between two organisms in an ecosystem. It can be positive, negative,…

Q: If American cacti and African spurges were closely related, could they be used to show that…

A: Introduction Evolution is the process of a species' features changing over numerous generations…

Q: How do you think your daily habit might contribute directly or indirectly to the extinction of some…

A: The process characterized by the loss of the ability of the natural habitat to support the survival…

Q: What the difference between background extinction and biological extinction?

A: According to the question, we have to explain the difference between background extinction and…

Q: what is the brown bears range in North America at the present time?

A: Brown bear is a bear located mainly in Eurasia and North America.Scientific name of brown bear is…

Q: Discuss the relationship of predation in the extinction of some animals.

A: Predation is an ecological interaction in which an organism known as predator kills and eats another…