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2021-05-14

Why does the fossil record seem to support evolution?

Why does the fossil record seem to support evolution?

Fossils are important evidence for evolution because they show that life on earth was once different from life found on earth today. Paleontologists can determine the age of fossils using methods like radiometric dating and categorize them to determine the evolutionary relationships between organisms.

In which of the following ways has the climate changed in the past 66 million years of the Cenozoic Era?

In which of the following ways has the climate changed in the past 66 million years of the Cenozoic era? Way(s) the Climate Has Changed in the Cenozoic Era: – One of the most profound temperature changes, and thus dramatic alterations of climate and habitat, began at the end of the Miocene, around 6 mya.

What are the two ways of finding the age of a fossil?

There are two main methods determining a fossils age, relative dating and absolute dating. Relative dating is used to determine a fossils approximate age by comparing it to similar rocks and fossils of known ages.

Why is the Fayum Depression important?

Why is the Fayum Depression important? -The geological record at the Fayum Depression, Egypt, includes fossils dating from around 37 to 29 million years ago. -One of the most profound temperature changes, and thus dramatic alterations of climate and habitat, began at the end of the Miocene, around 6 mya.

What was the climate of the Fayum depression like?

warm, wet, and somewhat seasonal (the warm and wet climate of the Fayum is what made it so hospitable for a diversity of species to live and prosper there. Although the climate was also somewhat seasonal, it was not seasonal enough to drastically restrict resources for the species that lived there.)

Why is the Fayum Depression in Egypt such an important site for understanding the origin and diversification of anthropoid primates?

The Fayum depression in Egypt is such an important site for understanding the origin and diversification of anthropoid primates because it helped answer long-standing questions along with producing one of the most comprehensive pictures of habitats from the past for any place and any time in the world.

What is significant about the fossil beds at Fayum?

The early anthropoid record for the Eocene and Oligocene is found in the Fayum Depression of Egypt. The region is most abundant with the fossils of primates of the late Eocene and Oligocene epoch. The fossil record found here depicts the diversification of strepsirhines, tarsiers, monkeys and apes.

Which ape lineage is sivapithecus widely recognized as an ancestral member of?

orangutan

What is the name of the Paleocene organisms that may have been the first primates?

first true primate from the Eocene possessed taiser like omomyids and lemur like adapids. Euprimates of the Eocene that were likely ancestral to tarsiers.

What is the most distinctive feature of ape dentition which clearly distinguishes apes from Old World monkeys group of answer choices?

The most distinctive feature of ape dentition, which clearly distinguishes apes from Old World monkeys, is: a Y-5 molar pattern.

Which two genera may be the ancestors to the orangutan?

Sivapithecus, fossil primate genus dating from the Miocene Epoch (23.7 to 5.3 million years ago) and thought to be the direct ancestor of the orangutan.

Which continent does not have primate fossils?

Since that time, this evolutionary lineage has produced abundant and diverse species in nearly every continent on the planet (primate fossils have not been found in Australia or Antarctica). Primates scamper on the tops of branches, swing beneath them, and even leap acrobatically from tree to tree.

What was the first ape on earth?

The earliest ape to split off from the Old World monkeys was the Gibbon, a lesser ape that first arose 18 million years ago. Sometime between 14 and 16 million years ago, the first great apes arose, with Orang-utans branching off 14 million years ago.

What does the human race mean?

A race is a grouping of humans based on shared physical or social qualities into categories generally viewed as distinct by society. The term was first used to refer to speakers of a common language and then to denote national affiliations.

Why is a human called a human?

The English word “human” is a Middle English loanword from Old French humain, ultimately from Latin hūmānus, the adjectival form of homō (“man” – in the sense of humankind). The native English term man can refer to the species generally (a synonym for humanity) as well as to human males.

Does race exist in biology?

In a landmark paper based on the Human Genome Project, scientists showed that there are no “races” but a single human race—not in sociological terms, but according to biology. The project found that there is more genetic variation within a single population subgroup than between two different population subgroups.