which type of fossils are used to identify specific time periods?

Answers

Answer 1

Answer:

Index fossils help to identify specific time periods. They are made from organisms that were distinctive, widespread, and lived briefly. Index fossils help to identify specific time periods. They are made from organisms that were distinctive, widespread, and lived briefly.

Explanation: hope this helps :)

Answer 2

Answer:

index file

hope this helps

:)

Explanation:


Related Questions

A condition that unfavorably affects the normal functioning of the body and/or mind is
called


A Disease
B Reaction
C Asymptomatic
D Lymphatic

Answers

i think it’s A (which is disease)

Someone help and plz make sure it’s right :) will mark brainiest

Answers

Answer:

total # of species

Explanation:

species richness is a number of different species represented in the ecological community landscape or region.

Answer: Species richness is the number of different species represented in an ecological community, landscape or region.

which two theories about the formation of the planet's surface features do not include changes in earth's diameter?
A. plate tectonics
B. contracting earth
C. continental earth
D. expanding earth

PLZZSS HELPPPPPPPPPP

Answers

Answer:

a

Explanation:

I believe it’s A ! !!

Somebody help me please

Answers

Answer:

a

Explanation:

chemicals, secreted by soil fungi, which inhibit the growth of bacteria, are known as _____.

Answers

Answer:

Antibiotics.

Explanation:

These are the things that inhibit bacterial growth.

what do the roman numerals in the pedigree diagram represent?

Answers

Answer:

I think it is supposed to be generation so 1st and 2nd generation in this case.

Explanation:

Answer:

Roman Numeral stands for the generation in the family

Explanation:

https://www.cs.cmu.edu/~genetics/units/instructions/instructions-PBA.pdf

Pedigree Analysis

8x998 pls helppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp

Answers

Answer:

7984

Explanation:

7984 will be your answer

what is climate change and with does it effect

Answers

More frequent and intense drought, storms, heat waves, rising sea levels, melting glaciers and warming oceans can directly harm animals, destroy the places they live, and wreak havoc on people's livelihoods and communities. As climate change worsens, dangerous weather events are becoming more frequent or severe.

prokaryotic cells are smaller than eukaryotic cells. what is a plausible explanation?

Answers

Answer:

prokaryotic cells are smaller than eukaryotic cells because they have fewer organelles.

Explanation:

prokaryotic cells do not contain a nucleus, vacuoles, endoplasmic reticulum, mitochondria, Golgi apparatus, lysosomes, or peroxisomes, thus making them smaller than eukaryotic cells.

what is carbon used for in each sphere?​

Answers

Answer:

Carbon is found in the hydrosphere dissolved in ocean water and lakes. Carbon is used by many organisms to produce shells.

Explanation:

Unicellular organisms have different structures from each other.Explain why.

Answers

Answer:

The reason why is because in the process of reproduction; there are some mistakes in DNA replication (out of billions of base pairs about 120,000 mistakes). This is what brings us so much variation in organisms.

How does thermal energy impact the lower layers of atmosphere?

Answers

Answer:

Explanation:

Land and water absorb most of the solar radiation from the sun. Some of this solar energy from land and water is then transferred to the lower atmosphere which is in contact with the continents and oceans. From Land, this occurs mostly as heat energy or infrared radiation. Water usually transfers this energy through the evaporation of water into the atmosphere

x+-2/3=4/5 respuesta​

Answers

Answer:

x = 1 7/15

The answer is 1 7/15

Respuesta: x=22/15

Si puede, ¿podría darme lo más inteligente, por favor?

during the process of ________, an existing tissue is replaced by bone.

Answers

during the process of ossification, an existing tissue is replaced by bone.

Complete the following statement.

_______ have been shown to travel from 300% of the speed of light, to 8 times the speed of light according to red shift data.​

Answers

Answer:

Quasar is the answer

Explanation:

Quasar have been shown to travel from 300% of the speed of light, to 8 times the speed of light according to red shift data.

fluid-filled sacs that cushion synovial joints are called

Answers

Answer:

They are called bursea

Explanation:

Is this correct? Anyone help

Answers

Yes, that is correct

a typical human chromosome contains about how many nucleotides in its dna?

Answers

Answer:

50 million nucleotide pairs

The typical human chromosome contains 50 million nucleotide pairs

in its DNA.

What is DNA?

Deoxyribonucleic acid (DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix carrying genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses. DNA and ribonucleic acid (RNA) are nucleic acids. Alongside proteins, lipids and complex carbohydrates (polysaccharides), nucleic acids are one of the four major types of macro molecules that are essential for all known forms of life.

Hence, The typical human chromosome contains 50 million nucleotide pairs.

in its DNA.

Learn more about Functions of DNA refer to:

https://brainly.com/question/1882724

#SPJ2

What is the difference between "growth and development" and "evolution"

Answers

Answer:

What's the difference between growth and development and evolution?

is that growth is an increase in size, number, value, or strength while evolution is (general) gradual directional change especially one leading to a more advanced or complex form; growth; development.

Explanation:

Hope this helps.

how does an electron transport chain lead to the generation of atp in the light-dependent reactions of photosynthesis?

Answers

Answer: How does an electron transport chain lead to the generation of ATP in the light-dependent reactions of photosynthesis? ... The electron transport chain directly absorbs light energy and transforms it into the chemical energy of ATP.

Explanation:

which system is responsible for triggering the physiological effects of the stress response?

Answers

Answer:

sympathetic nervous system

Explanation:

The sympathetic nervous system functions like a gas pedal in a car. It triggers the fight-or-flight response, providing the body with a burst of energy so that it can respond to perceived dangers.

Answer: the answer is endocrine system

Explanation:

Which statement best explains why these cells have structural differences?

The cells have different functions.

The cells evolved in different organisms.

One of the cells is more primitive than the other cell.

One of the cells develops into the other type of cell.

Answers

Answer:

a

Explanation:

The cells have different functions

the red blood cells protect you’re healthy cells from bacteria and/or viruses
and the nerve cell sends signals to our muscles and/or brain

c) Which of the following foods would you recommend as being the BEST for growing children? Explain why.
Steak, Cheese or Rice​

Answers

Answer:

rice

Explanation:

it has carbohydrates that leave you feeling full

Why are non-native, invasive species sometimes problematic for ecosystem stability?​

Answers

Answer:

The bring problems with them.

Explanation:

For example if you bring a insect from over seas and it gets releast into a farm land it could kill off all the crops.

help.................................

Answers

Answer:

your awnser is C

Explanation:

Hope that helps :)

Answer:

help... i need somebody.. help.... not just anybody

Explanation:

help

how are transgenic animals different from knockout animals?

Answers

Answer:

A knockout animal has definite inactivated piece of DNA, whereas a transgenic animal usually has an unknown activated piece of DNA.

What would happen to plants if water wasn't

cohesive?

Answers

Answer:

i dont know

Explanation:

what the Origin of the skinwalker

Answers

Answer:

Navajo

Explanation:

In Navajo culture, a skin-walker is a type of harmful witch who has the ability to turn into, possess, or disguise themselves as an animal. The term is never used for healers.

What are you taking that's asking about skinwalkers??

They're freaky.

Hope this helps :}

Pls mark brainliest :P

And have an amazing day <3

Answer:

The skin walker supposebly started as a Native American who murderd alot of people and the chief of the tribe put a curse on him and now he can shapeshift aswell

In Navajo culture, a skin-walker is a type of harmful witch who has the ability to turn into, possess, or disguise themselves as an animal. The term is never used for healers.

Explanation:

> What is the name of this phase​

Answers

Answer:

This would be Metaphase. I hope this helps you! :)

I need help with this the 3 blanks where it says answer

Answers

Answer:

C will pair with G

then C will pair with G

write G and C

Explanation:

because Adanine(A) always pairs with thymine(T) and cytosine(C) with guanine(G) an easy way to remember this is by Apple Tree and Car Garage.

hope this helps :)

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