This kettle lakeformed 14,000 yearsago when a glacierthat covered thesurrounding areamelted. Initiallydevoid of animallife, over time thelake was colonizedby invertebratesand other animals.Hypothesize howmutation, naturalselection, geneticdrift, and gene flowmay have affectedpopulations thatcolonized the lake.

Q: The species diversity of plants (22 per cent) is much less than that ofanimals (72 per cent). What…

A: Diversification of a species refers to emergence and expansion of a particular population over a…

Q: Does Distance Between Salamander Populations IncreaseTheir Reproductive Isolation?

A: Organisms of a species interact with other organisms in various ways. One such way is reproduction,…

Q: Genetic diversity is important for evolution and adaptation. O True O False

A: Genetic diversity: The number and variety of species like plants, animals, and other organisms that…

Q: Describe the geological points at which mass extinctionsoccurred and give one proposed cause for…

A: Mass extinction can be defined as the event in which a huge amount of loss of biodiversity took…

Q: What do paleontological studies show about the relationship be-tween the geographic range of a…

A: Paleontological studies provide history about life present on earth. This study depends on the…

Q: Summarize the signifi cance of the australopithecines inthe study of human evolution.

A: Evolution is the process by which an organism inherits or adapts favourable characteristics that…

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: Euprimates

A: Phylogeny of Primates: These are one of the most diverse orders of living mammals with 80 genera…

Q: How did Paleozoic life diversify during the Ordovician, Silurian,Devonian, Carboniferous, and…

A: Evolution is the change in the characteristics of a species over several generations and relies on…

Q: How have humans influenced extinctions?

A: Extinction caused by human activities is called Holocene extinction. There is a correlation between…

Q: Which of the following is TRUE about the fossilization proccess: A. a stable enviornment is…

A: The question is asking us to identify the correct statement(s) about the fossilization process.…

Q: Look at the upper right side of this diagram of the phylogenic tree. What does it suggest has…

A: The phylogenetic tree is defined as the diagram that will represent or depict the evolutionary…

Q: Describe three components of an Adaptive Radiation.

A: Adaptive radiation is the process by which individuals in a rapidly diversifying group diverge from…

Q: Do you beleive on Cozmozoic hypothesis? Why?

A: Cozmozoic hypothesis states that the current universe is not the first one, and that there have been…

Q: Outline the major events and changes in species diversity duringthe Paleozoic, Mesozoic, and…

A: The genes are hereditary units of an organism that is transferred from one generation to the next.…

Q: outline major stages in life evolution, and describe how the landsurface changed as life evolved.

A: The period from 4600 mya to 2500 mya is called Archean eon.

Q: In many organisms, such as insects and flowering plants, morphological traits have been lost insome…

A: Genetics is a study of genes, heredity, and genetic variation in an organism. Living organisms…

Q: Event How Long Ago? # Organisms Extinet Causes Cretaceous

A: Cretaceous extinction :  Cretaceous extinction took place about 66 millions ago . Organisms which…

Q: How does the process of adaptive radiation contribute to the incredible animal diversity observed in…

A: Adaptive radiation is a fundamental evolutionary process that contributes to the rich diversity of…

Q: Which of the following organisms would be most likely to fossilize? a rare flower O an abundant…

A: Fossils are the remain or traces of the dead plants and animals that have been preserved by the…

Q: Australian researchers removed a parasitic plant called mistletoe froma forest and observed the…

A: The maintenance of biodiversity is based on the balance between the species. Biodiversity is crucial…

Q: Insects are the largest group of animals on Earth. Insectdiversity is greatest in the tropics, where…

A: Habitat destruction and species extinction pose a great threat to biodiversity. Increasing human…

Q: Which of the following would be considered an adaptive radiation? A new island forms and many…

A:

Q: Many species of animals make alarm calls, whichwarn others in their group that a predator…

A: The Theory of Natural Selection was given by Darwin. He proposed that the best-fit organisms that…

Q: . In what ways have human activities influencedthe biogeographic distribution of animals? Howhave…

A: An ecosystem is a geographical region composed of living (biotic) and non-living(abiotic) factors…

Q: Which of the following is true of a freshwater biome? O biodiversity is high O salinity is high O…

A:

Q: The Andes are the longest continental mountain range in the planet and influence the biogeography of…

A: Allopatric speciation is the divergence of physically separate populations of a species, occupying…

Q: The increased prevalence of individuals with sickle cell anemia in regions of the world with high…

A: Introduction  Sickle cell anaemia is an inherited red blood cell condition in which the body's…

Q: Suppose humans introduced a species to a new continent where it hadfew predators or parasites. How…

A: The interaction between environmental change and natural selection are fundamental to recognize core…

Q: What do you think happened to the mutations that decreased survival orreproduction of the parasites?

A: Population genetics is a branch of evolutionary biology, a subcategory under genetics that helps in…

Q: Is it feasible for animals and the environment to continue evolving or do they eventually become…

A: Evolution : It is defined as the change in the characteristics of the species with time over several…

Q: Desciribe three facts that support the idea of organisms sharing a common ancestor.

A: Introduction :- A person or animal from whom one is descended, who lived in the past, or who came…

Q: Explain the evidence that our species originated in Africa.

A: Introduction :- A species is commonly defined as a collection of organisms that can reproduce…

Q: Which of the following does not apply to cultural advances during the Upper Paleolithic? innovations…

A: Cultural advances refer to developments and progress made within a society or culture that often…

Q: MAKE CONNECTIONS Human actions are causingclimate change, thereby affecting Earth’s ecosystems—few…

A: Climate change is the periodic modification of Earth’s climate primarily caused by changes in the…

Microbes

Microbes are microscopic living organisms that can only be detected with the help of specialized laboratory equipment called a microscope. These living organisms are so small that they are not visible to the naked eye.