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Evolution

The scientific theory according to which populations change gradually through a process of natural selection.

5,264 Questions

Did you evolve from monkeys or come from Mars?

No human evolved from any other animal. We were made by God to do his work. God made us just the way we are. We are all made unique and have our own qualities. We did not come from some organic goop or soup. Things also did not happen by a Big Bang. All other theories are wrong. God is the only true God, and we need to fix our eyes on him. Ask God into your heart. He knows you are missing something in your life. He has been waiting for you. Reach our to him and he will save you. We don't know when the end times are coming. We need to be ready, so that when he creates the knew heaven on earth, we can live in eternity with him. God Bless!

What is the evolution of police patrol?

The evolution of police patrol has shifted from traditional foot patrols to include various modes of transportation like bicycles, motorcycles, cars, and even drones. Modern technology has also played a significant role, with the use of GPS, body cameras, and data analytics to enhance patrol effectiveness and efficiency. Community policing initiatives have further changed the focus of patrol officers to build trust and relationships within the communities they serve.

What fossils show the evolution of man?

Here is a short list of transitional fossils:

Cladoselache

tristychius

ctenacanthus

paleospinax

spathobatis

Protospinax

Acanthodians

cheirolepis

mimia

Canobius

Aeduella

Parasemionotus

Oreochima

leptolepis

Osteolepis

Eusthenopteron

Sterropterygion

tiktaalik

panderichthys

Elpistostege

Obruchevichthys

Hynerpeton

Acanthostega

Ichthyostega

Pholidogaster

Pteroplax

Dendrerpeton acadianum

Archegosaurus decheni

Eryops megacephalus

Trematops

Amphibamus lyelli

Doleserpeton annectens

vieraella

Proterogyrinus

Limnosclis

Tseajaia

Solenodonsaurus

Hylonomus

Paleothyris

Captorhinus

Petrolacosaurus

Araeoscelis

Apsisaurus

Claudiosaurus

Planocephalosaurus

Protorosaurus

Prolacerta

Proterosuchus

Hyperodapedon

Trilophosaurus

Coelophysis

Deinonychus

Oviraptor

Lisboasaurus

Archeopteryx

Sinornis

Ambiortus

Hesperornis

Ichthyornis

Paleothyris

Protoclersydrops

Clepsydrops

Archaeothyris

Varanops

Haptodus

Dimetrodon

Sphenacodon

Biarmosuchia

Procynosuchus

Dvinia

Thrinaxodon

Cynognathus

Diademodon

Proelesodon

Probainognathus

Exaeretodon

Oligokyphus

Kayentatherium

Pachygenelus

Diarthrognathus

Adelobasileus

Sinoconodon

Kuehneotherium

Eozostrodon

Morganucodon

Haldanodon

Peramus

Endotherium

Kielantherium

Aegialodon

Steropodon

Vincelestes

Pariadens

Kennalestes

Cimolestes

Procerberus

Gypsonictops

Palaechthon

Purgatorius

Cantius

Pelycodus

Amphipithecus

Pondaungia

Parapithecus

Propliopithecus

Aegyptopithecus

Proconsul

Limnopithecus

Dryopithecus

Pakicetus

Nalacetus

Ichthyolestes

Gandakasia

Ambulocetus

Himalayacetus

Attockicetus

Remingtonocetus

Dalanistes

Kutchicetus

Andrewsiphius

Indocetus

Qaisracetus

Takreacetus

Artiocetus

Babiacetus

Protocetus

Pappocetus

Eocetus

Georgiacetus

Natchitochia

Dorudon

Ancalacetus

Zygorhiza

Saghacetus

Chrysocetus

Gaviacetus

Pontogeneus

Basilosaurus

Basiloterus

Sahelanthropus tchadensis

Orrorin tugenensis

Ardipthecus ramidus

Ardipithecus kadabba

Australopithecus afarensis

Australopithecus africanus

Australopithecus anamensis

Australopithecus garhi

Australopithecus aethiopicus

Australopithecus boisei

Australopithecus robustus

Australopithecus bahreghazali

Homo habilis

Homo rudolfensis

Homo erectus.

What was the first organism to evolve on earth?

The very first would have been very primitive bacteria.

RNA molecules surround by a single lipid layer called micelles.
bacteria
bacteria
most probably a cell
Prokaryotic organisms

What makes Darwin's theory of evolution believable?

Darwin's theory of evolution is supported by a vast amount of evidence from various scientific fields, such as biology, genetics, paleontology, and comparative anatomy. The theory is also consistent with observations of natural selection in action, as well as with the fossil record showing gradual changes over time. Additionally, modern research continues to provide new evidence in support of the theory.

Can the bacteria in yogurt evolve over time?

Yes, bacteria in yogurt can evolve over time through natural selection and genetic mutation. Changes in the environment, such as temperature or pH, can lead to the selection of bacteria with beneficial traits that allow them to survive and thrive in their specific conditions. This process can result in the adaptation of the bacterial population over time.

Why did Darwin not tell anyone of his theory?

Most think that he was quite aware of the religious and scientific controversies the publication of his theory would engender. Plus, he was so meticulous in regards to evidence that he wanted to publish a book that would have been many pages longer than the ' abstract ' he did publish. Alfred Russel Wallace forced him to publish an ' abstract ' to flesh out there theory and present it to the public.

Who is the independently comes to same conclusion as Charles Darwin in his theory of evolution?

Alfred Russel Wallace independently developed a similar theory of evolution by natural selection to Charles Darwin. Both men presented their ideas together in a joint publication in 1858. Darwin's seminal work, "On the Origin of Species," was published a year later in 1859.

Life on land presented many challenges to plants that their algal ancestors didn't have to face Describe four of these challenges?

  1. Obtainment of nutrients: Land plants had to develop root systems to extract essential nutrients from soil, whereas algae absorbed nutrients directly from water.
  2. Desiccation: Land plants needed to evolve specialized structures like cuticles and stomata to prevent dehydration, which algae did not face in their aquatic environment.
  3. Reproduction: Plants had to develop strategies for pollination and dispersal of seeds in terrestrial environments, unlike algae, which released spores directly into the water.
  4. Gravity: Land plants had to support their structures against gravity using mechanisms like lignin-strengthened cell walls and vascular tissues, a challenge not faced by algae that float in water.

State Charles Darwin theory of evolution and who was Charles Darwin?

It was basically survival of the fittest, smartest and fastest. The idea of differential features. Charles Darwin was a scientist and genetic GENEious ( <-pun :D) He studied in the Galapagos islands. And theorised about the birds and their beaks and iguanas. He was inspired to go into further studies and was the "inspiration" for the book "the Darwin awards" which is sort of making fun of him and his theory.

:) happy to help

What did Avery's theory provide evidence for?

Ostwald T. Avery's experiment was an extension of the works of Griffith's. Griffith's experiment using virulent and avirulent Streptococcus pneumoniae (which had different colony characteristics) proved that it was possible for the heat killed virulent Streptococcus pneumoniae to pass on the genetic information for formation of smooth colonies to avirulent strains. Avery, Mc Leod and Mc Carty conclusively found out that the genetic material responsible for transfer of characteristics between the strains was DNA. This was achieved by incubating the cell lysate of virulent Streptococcus with proteases, RNAses and DNAses separately before mixing it with avirulent strains. It was found that only when the lysate was incubated with DNAses did the transfer of smooth colony formation characteristic from the virulent strain to the avirulent strain fail to occur.

What is the connection of physicochemical theory to the theory of evolution?

Physicochemical theory examines the physical and chemical processes underlying biological systems, providing a framework for understanding how organisms function at a molecular level. This understanding is crucial for studying evolutionary processes, as changes in the physical and chemical properties of molecules can drive genetic variation and adaptation over generations. In essence, physicochemical theory helps to elucidate the mechanisms by which evolution occurs at a molecular level.

What is a beneficial feature that evolved by means of natural selection?

Camouflage is a beneficial feature that evolved through natural selection, as it allows organisms to blend in with their environment and escape predators. This adaptation increases an individual's chances of survival and reproductive success, ultimately leading to its increased prevalence in the population over time.

Was H G Wells against Darwin's theory of evolution?

H.G. Wells was a proponent of Darwin's theory of evolution. In his works, Wells often referenced evolution and the idea of human progress through natural selection. He was known to support and popularize Darwin's ideas in his writing.

Some plants attract only one type of pollinator describe an advantage and a diadvantage of having only one type of pollinator?

Think of a plant that has bees as its one type of pollinator. The pollen would be taken long distances to other plants of the species and good genetic recombination would ensue from this. Also, a plant spread out like this would have many different micro environments to flourish in and the variations of this plant could do better in one of these environments.

The obvious disadvantage would be if your pollinator succumbed to some disease or other local natural disaster.

How did evolution change worldviews?

The theory of evolution proposed by Charles Darwin challenged traditional worldviews by suggesting that all living organisms share a common ancestry and are subject to natural selection. This idea shifted perceptions of human origins away from religious explanations and towards a scientific understanding based on evidence and observation. Evolution has influenced fields beyond biology, such as ethics, morality, and the nature of existence.

What is ideal ecosystem?

An ideal ecosystem is a balanced environment where various species interact with each other and their surroundings in a way that maintains biodiversity, supports ecological functions, and sustains life. It has a healthy food web, clean water and air, and stable populations of plants and animals. Human activities should aim to preserve and protect these ecosystems for the well-being of all living organisms.

Charles Darwin evolution of man theory?

According to Charles Darwin, man is an evolved species, part of the natural world. We are not in any essential way different from other mammals in the world, apart from our advanced capability for thought and self-awareness.

Is evolution the same as growth and metamorphosis?

Evolution refers to the change in genetic characteristics of a population over generations, involving mechanisms such as natural selection. Growth typically refers to an increase in size or mass of an individual organism, often controlled by hormones and environmental factors. Metamorphosis is a process some organisms undergo, involving distinct stages with different body forms, such as the transformation from a caterpillar to a butterfly.

Is Genetic diversity is the raw material for evolution?

Mutations occur randomly, and every once in a blue moon, a mutation offers some benefit to a individual of a particular species in a particular place and allows that individual to have more offspring than its peers. If the mutation provides enough benefit to some individuals, they will have a tendency to survive and reproduce (as per the principle of natural selection).

Natural selection reduces variability by killing off less fit individuals. It is mutations that increase the variability and allow evolution (successful natural selection, not mass extinction, but controlled deaths) to occur. Without variability there is no evolution.

How does natural selection produce genetic variation within a species?

It's mainly mutations in the DNA and recombination of chromosomes that produce the genetic variation. Natural selection then favors those changes that give rise to greater reproductive success.

A population in which allele frequencies do not change from generation to generation is said to be in?

A population in which the allele frequencies do not change from one generation to the next is said to be in equilibrium.

Number of chromosomes in a normal human body cell - or genome?

In humans there are 23 pairs, for a total of 46 chromosomes (the complete genome) in each body cell.

What determines which variations are selected for or against?

The ability of those variations to survive and be reproductively successful against other variations in the immediate selective environment. The coin evolution pays in is reproductive success.