6. Many people in the 1700s thought that Earth was only about 6000 years old. How did
the fossil organisms Darwin saw lead him to think Earth must be much older than that?

Answers

Answer 1

Answer:

would take much longer than 6000 years for the changes to occur between the fossil organisms he saw and their modern day relatives.


Related Questions

A soil sample that contains
50% clay, 50% sand, and 0%
silt is called
A. silt loam
B. sandy clay
C. loam

Answers

Silt loam. Silt loan would be the answer because it has 50% clay, 50% sand, and 0% silt

photosynthesis equation with explanation​

Answers

[tex]\sf\orange{Answer}[/tex]

The photosynthesis equation is as follows:

6CO2 + 6H20 + (energy) → C6H12O6 + 6O2

Carbon dioxide + water + energy from light produces glucose and oxygen

What is photosynthesis ?

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities.

More to know :-

There are two types of photosynthetic processes: oxygenic photosynthesis and anoxygenic photosynthesis. They both follow very similar principles, but oxygenic photosynthesis is the most common and is seen in plants, algae and cyanobacteria.

Explanation:

6CO2+ 6H2O sunlight and chlorophyll C6H12O6+ 6O2

it's a type of nutrition in which green plant manufacture their food using carbon dioxide and water in present of sunlight and chlorophyll

A diploid is one that

Answers

has chromosomes found in pairs

Answer:

has chromosomes found in pairs

What is the lysosome function

Answers

Answer:

   They break down excess or worn out cell parts. They may be used to destroy invading viruses and bacteria.

Explanation:

Hope this helps<3

Answer:

They break down excess or worn out cell parts. They may be used to destroy invading viruses and bacteria.

Explanation:

4. List the materials needed in crocheting.

Answers

Answer:

crocheting hookyarnscissorstape measurestitch markersdarning needle

During translation the type of ribonucleic acid is responsible for.

Answers

Answer:

The ribonucleic acid is responsible for delivering amino acids to help make a protein.

Explanation:

_________ conducted experimental ablation in animals, whereas ________ applied the concept experimental ablation to humans

Answers

First Blank Space:Flourens
Second Blank Space:Broca

!!ANSWER FAST!! Find the velocity of a wave in a wave pool if its wavelength is 4 m and its frequency is 0.20 Hz.

An earthquake produces a wave that has a wavelength of 700 m and travels at 5000 m/s. What is its frequency?

Answers

Answer:

1) 0.80 m/s
2) 7.143 Hz

Explanation:

The formula to solve these equations is Velocity = Frequency * Wavelength. So I did that and these are my answers.

In what way is the dialysis membrane like the cell membrane? (In ur own words)

Answers

Answer:

mimics the diffusion and osmosis processes of the cell membrane

Like a cell membrane, dialysis tubing has a semi-permeable membrane, which allows small molecule to permeate through the membrane. Thus, the dialysis tubing

Explanation:

hope it helps

Answer:

Like a cell membrane, dialysis tubing has a semi-permeable membrane, which allows small molecule to permeate through the membrane. Thus, the dialysis tubing mimics the diffusion and osmosis processes of the cell membrane (Alberts, 2002).

Explanation:

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A student is investigating the effect of light intensity on the rate of photosynthesis . She observes that as light intensity increases the rate of photosynthesis increases. Which explanation best describes how the rate of photosynthesis can affect the biodiversity of an area?

Answers

Explanation: If the rate of photosynthesis increases, then the number of bubbles will increase.

Photosynthesis forms oxygen gas which is utilized by the animals during respiration. As the rate of photosynthesis increase with the intensity of light, the biodiversity of an area also keeps on increasing.

What is Photosynthesis?

Photosynthesis is the process by which plants produce their food with the help of sunlight, carbon dioxide, and chlorophyll, which traps the sunlight (solar energy) in the leaves of plant. This process produces sugar (food) and oxygen gas as by-product.

The oxygen gas produced in this reaction is utilized by other organisms for respiration. The organisms use oxygen gas and release carbon dioxide which is used by the plants.

As the intensity of light is increased, the rate of photosynthesis also increases which will lead to more production of oxygen gas. This oxygen will help other animals in respiration .Thus, the biodiversity of an area will increase with the rate of photosynthesis.

Apart from this, plants also provide food to the animals therefore, the more the number of plants, more will be the animals and hence increase in biodiversity of an area.

Learn more about Photosynthesis here:

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Explain why a river forms a valley. pls help

Answers

Answer:

Erosion.

Explanation:

Erosion is when rocks/dirt move from one place to another. Erosion happens due to flowing water such as streams or rivers. Over time, these streams/rivers can erode the land around it to create valleys.

Hope that helps!

In a species of walruses, tusk size is controlled by a single gene that has only two alleles. The same species lives on two different sides of the Arctic Ocean. On one side, the amount of ice is much thicker and requires for walruses to have longer tusks to move out of the water. On the other side, the ice is not as thick and walruses have shorter tusks. Which of the following best describes the walruses in the two populations?

Adaptive alleles that are beneficial in one environment can be deleterious in another, due to selective pressures.
The species will eventually develop an intermediate tusk size in both populations.
The alleles of both populations will undergo directional selection to have the similar gene pools.
The species will risk decline if they continue to differ in allele frequencies and genetic diversity.


NEED ASAP!!! TAKING TEST RN!!! WILL GIVE BRAINLIEST AND 50 POINTS!!!

Answers

Answer:

Adaptive alleles that are beneficial in one environment can be deleterious in another, due to selective pressures.

Explanation:

just took the quiz.

________ is the term for warm-blooded animals that internally control their body temperature. Ectotherm Endotherm Poikilotherm None of the above.

Answers

Answer:

endotherm

Explanation:

hope this helps bud

Answer:

B: Endotherm

Explanation:

An ectothermic animal is an animal that relies on external heat sources to control it's body temperature.

An endothermic animal is an animal that maintains a constant body temperature without the help of the environment.

A poikilothermic animal is an animal that has an unstable internal body temperature and relies on the ambient temperature.

What will happen when a plant cell is kept in hypotonic solution?.

Answers

the plant cell becomes plasmolyzed

Desertification is caused by a combination of converging problems, including:

A. contamination of irrigation water and natural cycles.
B. overgrazing, deforestation, drought, and climate change.
C. famine, starvation, and biodiversity loss.
D. urban sprawl, pesticide contamination, and natural cycles

Answers

Answer:
B. overgrazing, deforestation, drought, and climate change.
Explanation:
Desertification refers to the gradual process whereby lush vegetation turns into a desert as a result of certain practises on the land.


Why is algal bloom around the edges of the Black Sea than spreading all over it? ​

Answers

Answer:

Algal bloom. Bright green blooms may also occur. These are a result of blue-green algae, which are bacteria (cyanobacteria). Some algal blooms are the result of an excess of nutrients (particularly phosphorus and nitrogen) into waters and higher concentrations of these nutrients in water cause increased growth of algae and green plants.

Explanation:

in which direction do arteries carry blood

Answers

Answer:

Arteries carry blood away from the heart

Explanation:

Veins carry the blood back to the heart.

Hope this helps!

Fill in the blanks:
1. ___________the study of all of the genetic material of all organisms in a particular habitat.
2. ___________the study of all of the RNA produced by an organism.
3. ___________the study of all of the proteins produced by an organism.
4. ___________the study of all intermediates and small molecules produced by reactions within an organism.
5. ___________the study of the entire genetic makeup of an organism.

Answers

Answer:

1. metagenomics_the study of all of the genetic material of all organisms in a particular habitat.

2. transcriptomics_the study of all of the RNA produced by an organism.

3. proteomics_the study of all of the proteins produced by an organism.

4. metabolomic_the study of all intermediates and small molecules produced by reactions within an organism.

5. genomics_the study of the entire genetic makeup of an organism.

Explanation:

Question 2 options:

cactus






Dogs and cats







Eats dead organisms and further breaks them down. Example: bacteria and fungus


1st trophic level





1.
Consumer







2.
Decomposer






3.
Producer






4.
Scavenger

Answers

Answer:

Either producer or decomposer

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The map below shows the location of the Great Pacific Garbage Patch. Based upon the information in the map, why is it impossible to 'scoop up all of the floating plastic?

Answers

Answer:

Because there is an Ocean Current by the Great Pacific Garbage Patch. So the answer is B

Explanation:

Hope this helps!

The map below shows the location of the Great Pacific Garbage Patch. Based upon the information in the map, why is it impossible to 'scoop up all of the floating plastic is because there will ocean currents.

What is the Great Pacific Garbage Patch?

The Great Pacific Garbage Patch, additionally called the Pacific trash vortex, spans waters from the West Coast of North America to Japan. The patch is without a doubt created from the Western Garbage Patch, positioned close to Japan, and the Eastern Garbage Patch, positioned among the U.S. states of Hawaii and Californi.

First of all, due to the fact they may be tiny microplastics that are not effortlessly detachable from the ocean. But additionally simply due to the scale of this area.

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Analyze the below statement choose the one that correctly demonstrates how to spell cellular respiration and photosynthesis are independent photosynthesis uses the glucose in cellular respiration to create oxygen both oxygen and carbon dioxide are used in cellular respiration to create usable energy for organism does photosynthesis use carbon dioxide cellular respiration and photosynthesis use carbon dioxide from cellular respiration to create glucose and oxygen post office in carbon dioxide are used in cellular respiration to create usable energy ATP for the organism

Answers

Answer:

Ok, this is very confusing but I'll tell you what I know.

Explanation:

Photosynthesis is in plant cells. It converts carbon dioxide and water into glucose and oxygen using this equation: 6CO2 + 6H2O → C6H12O6+ 6O.

Cellular respiration is in animal cells. It converts glucose and oxygen to water, carbon dioxide, and ATP (ATP is energy for animals) using this equation: C6H12O6 + 6O2 → 6CO2 + 6H2O

The protein keratin is used to form the hair of mammals. Insects also have hairs but these hair structures evolved independently and are made of chitin. Given this, the hair of insects and the hair of mammals are Group of answer choices

Answers

Given this, the hair of insects and the hair of mammals are none of the provided option is correct.

What is a Homologous structure?

This type of structures are a common ancestry and serves different functions.

Analogous structures on the other hand, have similar functions and don't have a common ancestry.

Hairs in insects and mammals have different functions and different ancestry which is why none of the above was chosen.

Read more about Structures here  https://brainly.com/question/1338130

food and territory are balancing factors in an ecosystem what type of phenomena balance these factors

Answers

Answer:

uhh either natural and reproductive pretty sure it's reproductive

Which phrase should be written in the column titled "Always”?

Answers

Answer:

https://brainly.com/question/12779165

Here is the answer from another user. Hope this helps.

The dark meat of chicken is rich in ______ to keep the thigh and drumstick muscles contracting for long periods of running.

Answers

Answer:

eww

Explanation:

this is why i think that

Which choice is not classified as an organism?

A. Lizard
B. Apple
C. Tree
D. Bacteria​

Answers

Answer:

B. Apple

Explanation:

an organism is an individual animal, plant, or single-celled life form.

(in other words, it's a living thing)

Apples aren't living things they are fruit.

Lizards (animal), Tree (plant), and single-celled life forms (bacteria) are all organism since they are living.

Answer:

B.apple is the answer

And the seed—or maybe the embryo—is the young living version of a new tree. But it makes no sense to ask if the apple is living. It's not an organism. It doesn't reproduce. so that means that b is not classified as an organism

Please?!
How many strands do RNA have?

Answers

Answer:

One

Explanation:

RNA is a single-stranded molecule

RNA is a single-stranded molecule, unlike DNA, which is double-stranded. It is composed of much shorter chains of nucleotides. RNA has a backbone comprising alternating sugar and phosphate groups. One of the four bases – adenine, uracil, cytosine or guanine is attached to each sugar.

What environmental factor would have caused the changes as resulted in the chart above? Question 18 options: The climate changed, and the color of the trees favored the light-green (Dd) genotype over the others. The climate changed, and the color of the trees favored the Green (DD) genotype over the others. There was no environmental change, the heterozygous genotype is always more dominant within a population.

Answers

Climate change caused the color of the trees to be favored the light-green (Dd) genotype over the others.

What is an adaptation?

An adaptation is a special feature or structure possessed by organisms which enhances their chances of survival in their environment.

Adaptation could be due to environmental changes could such as:

temperature flooddrought

Adaptation to enviromental changes could make a particular genotype more dominant.

For example, the sickle cell carrier genotype is more common in areas that malaria is endemic.

Therefore, the environmental factor that would have caused the changes is climate change which caused the color of the trees to be favored the light-green (Dd) genotype over the others.

Learn more about adaptation at: https://brainly.com/question/29594

what are the steps of meiosis

Answers

Answer:

In meiosis I there is prophase I, metaphase I, anaphase I, and telophase I and then in meiosis II there is prophase II, metaphase II, anaphase II, and telophase II.

Explanation:

In meiosis I we have;

Prophase I in which a pair of homologous chromosomes line up and form a tetrad. This is the stage during which genetic recombination occurs.

Metaphase I occurs, during which the homologous chromosomes line up opposite each other at the metaphase plate. The chromosomes orientate themselves randomly, thus homologous chromosomes are distributed randomly to daughter cells .

In Anaphase I, homologous chromosomes move to opposite sides of the cells but sister chromatids remain together. Each cell now has 23 chromosomes.

Telophase I in which the homologous chromosomes move to the poles and cytokinesis occurs. Two daughter cells are formed.

In meiosis II we have;

Prophase II (note: there is no interphase as seen in mitosis) during which chromosomes start to move to the metaphase II plate. There is no replication.

Next is metaphase II when the chromosomes align at the metaphase II plate.

In anaphase II the sister chromatids separate from each other and move towards opposite poles.

Lastly, in telophase II cytokinesis occurs again and four daughter cells are produced. Each of the four daughter cells has 23 chromosomes.

Tornadoes usually occur during which of the following seasons? *
10 points
spring and fall
fall and early winter
spring and early summer
summer and winter

Answers

Answer:

The third one

Explanation:

Tornadoes can form at any time of year, but most occur in the spring and summer months along with thunderstorms.

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