Adaptive radiation is common following a period of mass extinction, probably because (a) the survivors of a mass extinction are remarkably well adapted to their environment (b) the unchanging environment following a mass extinction drives the evolutionary process (c) many adaptive zones are empty(d) many ecological niches are filled (e) the environment induces changes in the timing of development for many species

Q: How ecological interactions eventually lead to the evolution of adaptations?explain with an example.

A: Adaptation is necessary to live in an environment.

Q: 2. The illustration is from a liver biopsy of a 34-year-old woman with a long history of alcoholism.…

A: The liver is a wedge-shaped abdominal organ present in the right hypochondriac region extending…

Q: The first modern humans evolved in Africa. a) What are two kinds of evidence supporting that…

A:

Q: Which of the following CANNOT be learned by looking at phylogenetic trees? A ALL of these. B Which…

A: A phylogenetic tree is a graphical representation of the evolutionary relationship between different…

Q: NOW TO CONCLUDE, ANSWER THE QUESTION. 1. ARE WE ON THE BRINK OF A MASS EXTINCTION? WHAT WOULD BE…

A: The loss of around three-quarters of currently living species in a relatively small geological…

Q: In contrast to asexual reproduction, sexual reproduction (a) is a faster way to produce offspring…

A: Asexual reproduction is type of reproduction in which there is only one parent involved. Sexual…

Q: Is the rate of evolution, based on the supply of genetic variation and the strength of natural…

A: Answer- Evolution is a slow and random process by which a new species arises from the previous…

Q: Darwin's studies of Galapagos finches are well known in the study of evolution. These studies have…

A: Speciation is a process by which member of same species no longer interbreed to produce offspring in…

Q: Traits that are specialized to a particular lineage, and not widely shared among remotely related…

A: A phylogenetic tree is a diagrammatic representation which explains the concept of evolutionary…

Q: (A) How is the evolution of the relationship between predator and prey like an rms race? (B) Why is…

A: A predator is a mammal that hunts, kills, and consumes other animals. Prey are organisms that are…

Q: Each branching point in a cladogram (a) is called a root (b) represents a clade (c) represents the…

A: cladogram is the phylogenetic tree.

Q: 9) Rocks containing fossil evidence have been found in Canada suggesting how life on Earth evolved.…

A: They are the remains of an organism that are preserved. They can be found as traces of ancient…

Q: Once common in Australia, a huge flightless bird called Genyornis newtoni is now extinct. Isotopic…

A: In this question, we tend to discuss the distinction between humans and different early humans.

Q: In what way does the modern synthesis strengthen scientific understanding of evolution? (a) is based…

A: Answer is b.) uses genetics to explain the source of hereditary variation that is essential to…

Q: One way to prevent a small population of a plant or animal species from going extinct is to…

A: This question has been asked from Evolution.

Q: 8)Which of the following is a critical factor driving evolution?   a)Environmental conditions…

A: The main driving force of evolution is the natural selection due to which one allele have the…

Q: Mutation (a) leads to adaptive evolutionary change (b) adds to the genetic variation of a population…

A: Mutation brings about changes in the DNA and this brings about the changes in the protein formed by…

Q: The first single-celled organisms on Earth probably evolved (a) 3,700 years ago (b) 3.7 million years…

A: Evolution is a process of slow and gradual change over a period of time. There are many pieces of…

Q: Figure 26.12b Lancelet (outgroup) Lamprey Bass Vertebral column Frog Hinged jaws Turtle Four limbs…

A: Hinged jaws: There are the type of jaws in which the upper jaw bone of the animal is joined to the…

Q: When two populations are reproductively isolated, what else must occur for speciation to happen? (a)…

A: The word reproductive isolation means, there is a change in one or two characteristics and that…

Q: Charles Darwin proposed that evolution could be explained by the differential reproductive success…

A: To identify: To identify the process of reproductive success of organisms that resulted from their…

Q: The pupfishes in the Death Valley region are an example of which evolutionary process? (a)…

A: Evolution occurs when genetic variations accumulate in the organisms.

Q: 1. Adaptive radiation of the mammals post the 65 million years ago extinction event was a product of…

A: Adaptive radiation has played a big role in the evolution of our biological diversity but the extent…

Q: Which of the following evidence is not consistent with the idea that evolution is responsible for…

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

Q: Which of the following sequence of events best describes the process leading to speciation? (1)…

A: Ans- C  Explanation- Speciation is the process by which new species are form due to period of…

Q: Which of the following terms most specifically describes what occurs when a group of organisms…

A: Speciation occurs when a group of a species separates from the other members of its own type and…

Q: new population. Questions Which micro-evolutionary mechanism best describes this event?

A: There are a few basic ways in which microevolutionary change happens. Mutation, migration, genetic…

Q: How does finding the same fossils of a land animal on two different continents support the…

A: Continental drift Alfred Wegener developed the hypothesis of the continental drift in the early 20th…

Q: (a)choose one ecomorph and explain how the characteristics of that body type are adaptations to that…

A: Ecomorphs are populations of a species having small differences in its colour or form which…

Q: Look at the Animal Tree. The green outlined rectangular area shows a lumping of extant species that…

A: Humans are different from other animals in phylogeny in many characteristics such as bipedalism, the…

Q: In interpreting a cladogram, (a) we can identify the specific ancestor of each taxon by tracing each…

A: There are many shapes of cladograms but they have certain things in common all have lines that…

Q: When the isthmus of Panama (land bridge that connects north and south America) arose about 3 million…

A: Introduction The Isthmus of Panama is the narrow strip of land that connects North and South…

Q: Eyes are often used in arguments for intelligent design because many consider this organ to be too…

A: The eyes can be defined as the type of sense organ which provides the vision to the individual. It…

Q: (c) The Figure given below shows a population of guppies, living in an aquatic environment with co:…

A: Natural selection is a process of adaptation amongst many living organisms. They use this type of…

Q: The Hawaiian silverswords are an excellent example of which evolutionary process? (a) allometry (b)…

A: Hawaiian silverswords are a type of plant that can only be found in Hawaii. Because the ancestor…

Q: Which of the following evolutionary processes is associated with allopolyploidy? (a) gradualism (b)…

A: Allopolyploid is a term used to describe a type of polyploid. A polyploid person or strain with a…

Q: These (1) are remnants of what was once useful to the ancestors of the species. Furthermore, we can…

A: The remains of plants and animals which live in the remote part in most cases are preserved in the…

Q: Which is a criticism of sympatric speciation?  A.) many cases of sympatric speciation are actually…

A: Sympatric speciation is the type of speciation where two organisms live in the same geographic…

Q: The first step leading to allopatric speciation is (a) hybrid inviability(b) hybrid breakdown (c)…

A: Speciations are the process in which species evolve into something so drastically different than…

Q: Which of the following examples describe an adaptive trait? (Select all that apply.) (a) A…

A: Animals can live in their environment thanks to their special adaptations.Adaptations can be of…

Ecological adaptations

An ecological adaptation is any morphological, physiological, or behavioral trait of an organism that allows it to survive and reproduce in a habitat or ecosystem. Adaptation is a biological mechanism by which an organism gradually gets more acclimated to its surroundings.