3 examples of radioactive dating?

Answers

Answer 1

Answer:

Uranium 238

Potassium 40

Rubidium 87

Explanation:


Related Questions

Why is the success of a mutation dependent on environmental conditions?


PLEASE HELP QUICK!!!

Answers

the mutation can only be passed down in the environment is in the favor of the gene (natural selection)

ex. dark haired mice only surviving on dark lava rock while the white mice on the dark lava rock are getting killed.

6. Why does the study of cell membranes lead to a better understanding of cell function?
a. All cell functions occur in the cell membrane.
b. All energy transfers occur at the cell membrane.
C. All cell membranes contain the information for making proteins.
d. All materials needed for cell functions must pass through the cell membrane.

Answers

Answer: d. All materials needed for cell functions must pass through the cell membrane. brainliest?

Explanation:

A moon has less mass than a star and more mass than a planet it orbits.
•True
•False

Answers

It is false bc the mass of moon is less than 1/2 of earth, and earth is tinier than ANY STAR

The weight of astronaut on the moon will be
A) Less because the moon has less mass
B) Less because the moon has more mass
C) More because the moon has less mass
D) More because the moon has more mass

Answers

Answer:

A

Explanation:

The gravity of a body increases with its size. The moon is smaller than the Earth, so an astronaut will weigh less on the moon than they will on Earth. Good luck ^^

Explanation:

A because im big brain

Consider the four organisms you see here. Each represents a specific kingdom. They all exhibit the characteristics of life. Think about
their life cycles. Compare and contrast the life cycles of the four. How do they differ?
es )

Answers

Answer:

Please where's the image of the question

Answer:

B

Explanation:

Both the animal and the plant exhibit stages of growth during their lifetimes. They have what mightbe described as a mature stage. The other two, protist and bacteria do not.

What are the characteristics of vitamins and minerals? (Select 3)
A.They are gained by the body by eating.
B.They are produced inside the body.
C.They help the body get energy.
D.They help your immune system fight disease.

Answers

Answer:

.

Explanation:

Answer: A, C, D. Hope this helps:

Explanation: Open Photo ;)

Please help!! Any word is greatly appreciated :) thanks <3

Answers

Stem anatomy

WORD DEFINITION

Monocot Plant where Xylem and Phloem are arranged in bundled scatters

Node Location on the stem where leaves and buds are attached

Corm A bulb-shaped specialized stem that is made of solid stem and had no leaves

Stolon Specialized stem that is usually horizontal and above the soil

Specialized Stems Bulbs, Corm, Rhizomes, and Tubers

Apical Meristem Actively growing tip found inside a terminal or lateral bud

Terminal Bud End of stem or branch

Xylem Cells in the stem where they carry UP water and minerals

Lenticel A mark on the outside of the stem that allows gas to be exchanged

Lateral Bud Bud that is found on the side of the branch

Sapwood Part of woody stem that actively conducts water and dissolved minerals

Bulb Specialized stem made of short, flat stems and contains many fleshy leaves

Dicot Plant where it's Xylem and Phloem are arranged in a circle

Inter Node Area on the stem that lies between 2 leaves/buds

Leaf Scar Scar left when a leaf falls off

Bud Scale Scar Area in the stem that shows the location of last years bud

Phloem Tube-shaped cells that carry DOWN water and minerals

Tuber Specialized stem that's tip is swollen with stored food

Rhizome A specialized stem that is thick and runs horizontally under the soil

Bud Scale Small protective structure that can be seen on the outside of a bud

Vascular Cambium Area inside stem where new Xylem and Phloem are made

Explanation:

hope this here helps you

I attached the words in order down below

What is the process of the digestive system?

Answers

Answer:

In terms of processes: ingestion, motility, mechanical digestion, chemical digestion, absorption, and defecation.

In terms of pathway: Mouth, throat, esophagus, stomach, small intestine, large intestine, rectum, and finally the anus.

Why does the ability to lay 1,000 to 5,000 eggs increase the fitness of the species L. clamitans clamitans?


It increases the probability that moving water will promote gene flow from one population to another.

It increases the chance of the recombination of alleles, leading to genetic drift in the population.

It increases opportunities for offspring to compete for limited resources.

It increases the probability that some offspring will survive long enough to reproduce.

Answers

Answer:

increases opportunities for offspring to compete for limited resources.

This is the combination of decomposed organic matter and weathered rock that supports plant growth

Answers

Answer: Soil

Explanation:

Create a food chain with a producer and 3 consumers.

Answers

Answer: dandelion is consumed by bees, grasshoppers, and butterflies.

Answer:

primary consumers, secondary consumers, tertiary consumers.

Explanation:

Hope this helps

Ms. B has 32 students assigned to her class. Her room only holds 28 students. The other 4 need to go to the officer for a schedule change-

Northern pike (a fish) feed on another fish, the yellow perch. An increase in the yellow perch population causes an increase in the pike population-

The BP oil spill in the Gulf of Mexico has harmed many aquatic organisms that live in the Gulf region-

A new strain of influenza breaks out in New York City-

The population of rabbits and a population of deer are both feeding off the same plants in the same area-

Hurricane Katrina forced thousands of people to leave New Orleans-

65 million years ago, a large asteroid collided with the Earth. As a result, large amounts of ash were ejected into Earth's atmosphere.

Answer choices: Density Dependent
Density Independent

Answers

Answer:

Density Dependent

Explanation:

i think hope it helps

refers to the attitudes, behavior, and activities that are socially defined as appropriate for each sex and are learned through the socialization process. OA) Sexual role B) Gender identity OC) Gender role D) Sexual identity​

Answers

Answer:

Gender Role

Explanation:

How people already see how people should act. Example- Be a man.

Answer:

b. sex

Explanation:

edge 2021

Plz HELP!! where does respiration, the process of releasing energy from combination of oxygen and glucose, occur? A. Cells B. Bronchi. C. Pharynx. D. Nose

Answers

Answer:

 A

Explanation:

     

correct answer gets brainiest. and i’m telling u. if u guess or leave a link, ur getting reported and that’s not a threat

Answers

The correct answer is D

What are the symptoms of Ruşts?

Answers

Answer:

Pale leaf spots eventually develop into spore-producing structures called pustules.

The pustules are found most commonly on the lower leaf surface and produce huge numbers of microscopic spores.

Pustules can be orange, yellow, brown, black or white.

In some cases there may be dozens of pustules on a single leaf.

Explanation:

An eastern screech owl, a carnivore, might compete with which organism most intensely for resources?
A. hawk (secondary consumer)
B. mountain lion (secondary consumer)
C. wren (primary consumer)
D. mouse (primary consumer)

NO LINKS PLEASE

Answers

i think it would be A

what is an indication that water is entering a cell?

Answers

Answer:

water decreasing from where it came from

Explanation:

that or the cell starts to swell

I need URGENT help with 16 through 18 pls!!!

Answers

Answer:

16. Directional Selection

17. Disruptive Selection

18. Stabilizing Selection

19. Natural Selection

20. Adaptation

Explanation:

In population genetics, directional selection/positive selection is a mode of natural selection in which an extreme phenotype is favored over other phenotypes.

Disruptive Selection would show phenotypes (individuals with groups of traits) of both extremes but have very few individuals in the middle.

Stabilizing Selection. Occurs when individuals at the extremes of the range of characteristic are selected against. This means that the "average" individuals are selected for.

what are the three age categories labels between childhood and adulthood

Answers

Answer: Early adolescence, middle adolescence, and late adolescence.

brainliest or a thank you please :)) <33

Research and Report: Draw a diagram showing how
new mutations can be added to a gene pool.

Answers

Answer:

                   

Explanation:

Answer: I mean the instructions are pretty clear and you still ask for help?

Please Help I will mark bRAINLIEST

Answers

Answer:

d

Explanation:

In particular, organelles called chloroplasts allow plants to capture the energy of the Sun in energy-rich molecules; cell walls allow plants to have rigid structures as varied as wood trunks and supple leaves; and vacuoles allow plant cells to change size.

Someone please help me will mark branliest and give you lots of points
1. The bio-molecule that is part of DNA is the carbohydrate. *
A: Agree
B: Disagree

2. Each nucleotide has 3 parts
A: Agree
B: Disagree

3. Deoxyribose is the base in DNA.
A: Agree
B: Disagree

4. Chargaff found the same four bases are found in the DNA of all organisms.
A: Agree
B: Disagree

5. Cytosine is always paired with thymine.
A: Agree
B: Disagree

6.The proportion of the four bases are the same for all organisms. *
A: Agree
B: Disagree

7. The base pairs are held together with hydrogen bonds.
A: Agree
B: Disagree

8. DNA strands on the double helix are identical to each other.
A: Agree
B: Disagree

9. Scientists Watson and Crick made the first 3D model of DNA.
A: Agree
B: Disagree

10.What is the complementary DNA strand to the following: CGT AAG CGC TAA TTA *
A: CGT AAG CGC TAA TTA
B: GCA TTC GCG ATT AAT
C: GCA UUC GCG AUU AAU

11. What is the complementary DNA strand to the following: ACT AAC GGT AGC TAG
A: TGA TTG CCA TCG ATC
B: ACT AAC GGT AGC TAG
C: UGA UUG CCA UCG AUC

What is the complementary DNA strand to the following: GGC ATT CGC GAT CAT
A: CCG TAA GCG CTA GTA
B: CCG UAA GCG CUA GUA
C: GGC ATT CGC GAT CAT

Answers

Answer:

1. Disagree

2. Agree

3. Disagree

4. Disagree

5. Disagree

6. Agree

7. Agree

8. Agree

9. Disagree

10. not sure sorry

11. not sure so so so sorry

12. I AM SO SOSOSOSOSOSOO SORRY I DONT KNOW HOW TO DO THIS I FORGOT

Explanation:

I HOPE THIS HELPED EVEN A LITTLE

please help asap

Summarize how atmospheric pollution affects living organisms and the environment by completing the chart below:

Answers

Answer:

humans- exposes them to the ultra-violet rays of the sun causing cancer

animals- causes the pollution of gases found within the atmosphere

plants- polluted atmosphere contains poisonous gases that pour down as acid rains causing soil pollution and depletion on nutrients for plants

Environment- causes global warming

Definition: a macromolecule that contains carbon, hydrogen, oxygen, and nitrogen, which is used by the body for growth and repair.

Answers

Answer:

Proteins

Explanation:

Proteins are the main building block of the body. They are required for proper growth of the organism.

what is the mRNA in TACCGGATGCCAGATCAAATC?

Answers

Answer:

AUGGCCUACGGUCUAGUUUAG

Write your explanation of the role of genetics in Natural and Artificial Selection. Write on how environmental factors affect the survival based on Natural and Artificial Selection.

Answers

Natural selection is the survival of the fittest. Basically the organisms that best suit the environment they’re in will survive, and the less suited will pass. Artificial selection is when humans intervene and breed plants and animals to have desired traits. Like if one turtle has a longer neck than the other, and the plants are really tall in an area, people might selectively breed them so less turtles are dying of hunger.

What is this person male or female? Why?
(There’s only one x btw) :l

Answers

Answer:

I think it's a girl since there is only one X

hope this helps

have a good day :)

Explanation:

is the following truth or false? lava flows on the moon sometimes overlap highlands, showing that maria deposits are younger than highlands

Answers

Answer:

false

Explanation:

3. What is a type of asexual reproduction that com-
monly occurs in many species of unicellular pro-
tists? (1) external fertilization (2) tissue regenera-
tion (3) binary fission (4) vegetative propagation

Answers

Answer:

In fission (or binary fission), a parent separates into two or more individuals of about equal size. This type of reproduction is common among single-celled organisms including bacteria, archaea, and unicellular eukaryotes, such as protists and some fungi. The single cell divides into two daughter cells.Aug 17, 2016

Explanation:

the answer is binary fission
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