Evolution is a change in
a. a living thing as it grows older
b. a species over time
c. characteristics of living things
d. the history of the Earth
2 Answer:
Homologous body parts are similar in
a. function
b. structure
c. both a and b

Answers

Answer 1
B. a species over time
B. structure

Related Questions

As soon it cut a piece of an outdoor potted plant and brings it inside and place is it in a vase. A few weeks later, the student notice is that not only is a plant so alive, it has roots. The student plans this cutting into a pot with soil, and he grows along side the original point where it came from. Which explanations best match with the description an image shown here in the scenario? Select all that apply.

Answers

Answer:

If its on usa test prep it would be

A) The new root growth is a result of meiosis

B) the new plant formed from as reproduction

D) The new plant is genetically identical to the original plant.

The new plant grows vegetatively from the cutting and will look exactly like the original plant.

Vegetative propagation

Cutting is a form of vegetative propagation attribute of some organisms.

Cutting a tissue off a plant and the tissue developing its own root to become a new plant happens by mitosis.

Mitotic division of the cut tissues leads to the formation of roots and the eventual growth to a new plant.

Mitotic growth means that the new plant will be genetically and physically identical to the parent plant, provided they grow under the same conditions.

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Ribosomes are produced in an area of the nucleus known as the
• Nucleolus
• Adenosine triphosphate
• Golgi apparatus
• Endoplasmic reticulum

Answers

The nucleolus

Brainly needs me to add more words, so: ✨potato✨

Which statements describe the Sun? Check all that apply.
It is the center of the solar system.
It is made up mostly of gases, not solids.
It is ancient, at over 10 billion years old.
It is the most massive object in the solar system.
It is composed mostly of oxygen and nitrogen.

Please no links. Doing it on edge 2021

Answers

Answer:

It is the center of the solar system.

It is made up mostly of gases, not solids.

It is the most massive object in the solar system.

Explanation: The sun is only about 4 billion years old so the 3rd one is incorrect, and the last one is incorrect because the Sun is made up of mostly hydrogen

Why did the human population grew from 1000 BCE until about 1930?

Answers

Human population has grown exponentially over the past century. It has done so largely by producing large amounts of food, and learning how to control disease. Ten thousand years ago, when humans first invented agriculture, there were maybe one million humans on the planet.

- BRAINLIEST answerer

Answer:

Explanation:

Human population has grown exponentially over the past century. It has done so largely by producing large amounts of food, and learning how to control disease. Ten thousand years ago, when humans first invented agriculture, there were maybe one million humans on the planet.

why is cooking faster with a pressure cooker​

Answers

As the pot is heated, the temperature inside increases until the water starts to boil. ... At that pressure, water boils at 121°C (250°F). That means food can cook at a much higher temperature than it ever could at atmospheric pressure—and since cooking reactions speed up at higher temperatures, your food cooks faster.

In urban areas the food insecure families are those whose working members are generally employed in low paid occupations and casual labour market.

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Why is crossing-over important?

It completes Meiosis II.

It ensures that each gamete receives identical genes.

It creates new DNA.

It creates genetically unique gametes.

Answers

Answer:

I think 4th option is correct

.....................

Rainbow trout is non-native to the United States. However, this species is breeding with the native Gila trout. Scientists recently observed that the Gila trout were becoming extinct. What is the cause of their extinction?

Answers

Answer:However, this species is breeding with the native Gila trout. Scientists recently observed that the Gila trout were becoming extinct. What is the cause of their extinction? The European buckthorn was introduced to North America as an ornamental plant.

Explanation:

that's because when they become extinct it makes them turn

NEED NOW
Why would I think dogs have unusual cells?

Answers

Answer:

Elevated white blood cell counts indicate infection, inflammation and some forms of cancer or leukemia. Low white blood cells counts can indicate viral infections, bone marrow abnormalities or overwhelming infections and sepsis (blood poisoning).

the cell that is infected by a virus is called

Answers

Answer:

Via cytotoxic cells. When a virus infects a person (host), it invades the cells of its host in order to survive and replicate. Once inside, the cells of the immune system cannot 'see' the virus and therefore do not know that the host cell is infected.

Explanation:

help plz will give alot of points​

Answers

Answer: Answer: Answer: Answer:

how to create a stdy guide

Answers

Write down information in the form of question and answer like what does STP stand for? Standard temperature and pressure
write down key information like formulas and definitions

How does respiration impact the amount of carbon in the atmosphere?

Answers

The process of respiration produces energy for organisms by combining glucose with oxygen from the air. During cellular respiration, glucose and oxygen are changed into energy and carbon dioxide. Therefore, carbon dioxide is released into the atmosphere during the process of cellular respiration.

If you found a white sheep and wanted to determine its genotype, with what kind of animal would you cross it

Answers

The ideal would be to cross this sheep with several black sheep and observe the color of each offspring.

We can arrive at this answer because:

When crossing white sheep with black sheep it is possible to observe the genotypes of the offspring to determine the genotype of the white sheep.This will be even more efficient if we know the genotype of the black sheep.In this case, if the crossing of the white sheep with the black sheep generates an offspring with all individuals with black fur, we can determine that the white sheep has the h0m0zygous recessive genotype.If the offspring is composed entirely of individuals with white fur, we can state that the white sheep has the dominant h0m0zygous genotype.If the offspring have most of their members with white fur and a small amount with black fur, it means that the white sheep has a heterozygous genotype.

In this case, the observation of the offspring's fur is essential to determine the genotype of the white sheep.

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Which condition can increase a plant's rate of transpiration?
A. Limp guard cells
B. Low turgor pressure
C. Open stomata
D. Dry soil​

Answers

Answer:

I believe it is C.

Explanation:

Answer:

ccccccccccccccccc

Explanation:

BECAUSE i did the QUIZ

describe evidence from biogeography that species evolve adaptations to their environment

Answers

Answer:

Biogeography, the study of the geographical distribution of organisms, provides information about how and when species may have evolved. Fossils provide evidence of long-term evolutionary changes, documenting the past existence of species that are now extinct.

To give one classic example, the forelimbs of whales, humans, and birds look quite different on the outside. That's because they're adapted to function in different environments. However, if you look at the bone structure of the forelimbs, you'll find that the organization of the bones is remarkably similar across species. It's unlikely that such similar structures would have evolved independently in each species, and more likely that the basic layout of bones was already present in a common ancestor of whales, humans, and birds.

What is the linear momentum of an object with a mass of 10 kg and velocity of 100 m/s?

Answers

Here,

Mass of the object = 10 kg

Linear momentum of the object=100kg m/s

And , we have to find it’s velocity??

But we do know that linear momentum (p) is mass(m)× velocity (v)

P=m×v

V=p/m

Substituting the value here we get,

V= 10/100

Therefore, v= 0.1m/s.

Arrange the following agricultural practices in the order in which they are followed: 1. Harvesting 2. Sowing 3. Storage 4. Irrigation 5. Preparation of soil

Answers

Answer:

The order in which these agricultural practices are followed is: Preparation of soil, Sowing, Harvesting, irrigation

what is not an empale of homeostasis

Answers

Answer:

B

Explanation:

It's not something your body itself is doing to regulate itself.

Which equation shows how matter is transformed and conserved in photosynthesis? In other words, which is the balanced chemical equation for
photosynthesis?
O 602 + 6H2O + Sunlight → CH208 + 6CO2
O 6CO2 + 6H2O + Sunlight → CH,20g + 602
O CH120o + 6CO2 → 602 + 6H20 + Sunlight
son
CH,208 + 602 → 6CO2 + 6H2O + ATP

Answers

Answer:

B

Explanation:

The reactants of photosynthesis are CO2 and H2O and the products are C6H12O2 and O2

the answer is not exact, but it is the closest to the actual equation

The equation shows how matter is transformed and conserved in photosynthesis is O 6CO2 + 6H2O + Sunlight → CH,20g + 602. Thus, option B is correct.

What is photosynthesis?

Photosynthesis can be described as a process which plants use to produce their own food. In this process, carbon dioxide and water get converted into sugar (glucose) and oxygen. Light energy from the sun is needed for this reaction to occur. The excess oxygen produced by this process is released into the atmosphere. The sugar made is used as fuel by the plant.

Cellular respiration is the process by which living organisms obtain energy by breaking down food molecules. Cellular respiration can occur in the presence of oxygen (aerobic) and this combines glucose molecule to form carbon dioxide (CO2) and water (H2O) and release energy for use.

The equation best models cellular respiration is: C6H12O6 + 602 = 6H20 + 6CO2 + Energy (ATP). The reactants of photosynthesis are CO2 and H2O and the products are C6H12O2 and O2.

Thus, option B is the correct option.

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PLEASE HELP!! Identify and place the stages of mitosis in the chart.

Answers

Answer:

the nuclear envelope sentence goes to PROPHASE

The chromosomea align in sentence goes to METAPHASE

HELP I NEED HELP WITH THIS question!!! PLZZZZ!
Question: What could happen if the human body dosen't take in or all of these's moleclues?

Answers

Answer: if the Human Body does not take in their necessary molecules such as protein, natural sugar, salt etc then it won’t be able to produce energy to stay woke much longer.

Explanation:

Do turtles have exoskeleton?

Answers

Answer:

Mark me brainliest (⌒▽⌒)

Explanation:

The turtle shell isn't like any other protective element of any living animal: it's not an exoskeleton, like some invertebrates have, nor is it made of ossified scales like armadillos, pangolins, or some snake and reptile species. ... The turtle shell is actually a peculiar evolution of a turtle's bone structure

No. Turtles are vertebrate animals with internal skeletons. Even the shell is made of bone covered by a thin layer of tissue and keratin scutes (material similar to your fingernails). The entire skeleton is on the inside. A turtle’s shell is no more an exoskeleton than your own skull is.

I also need help with dis plz?

Answers

your answer would be the first one “prophase”
Explanation - prophase
During prophase, the complex of DNA and proteins contained in the nucleus, known as chromatin, condenses. The chromatin coils and becomes increasingly compact, resulting in the formation of visible chromosomes. Chromosomes are made of a single piece of DNA that is highly organized.

1. What is cultural control? What are the practices done in this approach? What are the advantages and disadvantages of cultural control. 
2. Do you think cultural approach is an effective approach in managing pest? Justify your answer
3. What is the significance of sanitation in pest management? What are the advantages of this approach?​

Answers

1.a.In agriculture cultural control is the practice of modifying the growing environment to reduce the prevalence of unwanted pests. Examples include changing soil pH or fertility levels, irrigation practices, amount of sunlight, temperature, or the use of beneficial animals or insects.

1.b. Cultural control is using the production or utilization methods of a commodity with a concern for insect management. Cultural control practices are usually multipurpose technical procedures that create environments that either avoid high-risk situations for infestations or develop unfavorable conditions for pests.

1.c.Simplicity and low cost are the primary advantages of cultural control tactics, and disadvantages are few as long as these tactics are compatible with a farmer's other management objectives (high yields, mechanization, etc.).

1. In the digestive system, where are nutrients absorbed?

A: Small intestine

B: Large intestine

C: Or Liver



2. In the circulatory system, what type of vessels are able to exchange materials by passive transport?

A: Capillaries

B: Arteries

C: Veins



3. Which system controls all other organ systems?

A: Endocrine

B: Nervous

C: Respiratory


4. How does the integumentary system aid with homeostasis?

A: Controlling body temperature

B: Both A and B

C: Getting rid of excess salt through sweat


5. Which system is in charge of producing offspring?

A: Muscular

B: Urinary

C: Reproductive



6. Bones, cartilage and ligaments are all structures in what organ system?

A: Skeletal

B: Endocrine

C: Circulatory


7. Which of the following statements about the circulatory system is NOT true?

A: The liver is used to clean blood and remove any wastes and excess water/salts.

B: The endocrine system uses your blood to carry hormones around the body.

C: it delivers nutrients, gases and other materials throughout the body.




Answers

Answer:

1. Small intestine

2. A. Capillaries

3. B. Nervous system controls all other organ systems.

4. A. Controlling body temperature.

And hydration.

B. Producing sweat to regulate body temperature and get rid of waste.

5. C. Reproductive system.

6. Skeletal system

7. A

Explanation:

The published data for the map distance between the gene and the centromere is 26 map units. You just calculated the map distance as 17 map units. What is the best explanation for this disparity

Answers

Linkage maps and physical maps are NOT the same. A linkage map measures the number of recombination events in a given chromosome fragment.

A linkage map is based on the frequency of recombination events between genes or molecular markers.

This frequency indicates the number of events in which a single chromosomal fragment recombines between two or more genes or molecular markers during meiosis.

Conversely, a physical DNA map indicates the physical locations of genes (molecular markers) and nucleotide (DNA) sequences of interest, which is useful to identify genes by positional cloning.

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4. What steps of the water cycle cause rainy weather conditions? Use the terms
evaporation, condensation, saturation, and precipitation in your explanation. (10
points)

Answers

In water cycle, liquid water evaporates into water vapor, condenses to form clouds, and precipitates back to earth in the form of rain and snow.

What are the characteristics of water cycle?

The water cycle, also known as the hydrologic cycle or the hydrological cycle, is a biogeochemical cycle that describes the continuous movement of water on, above and below the surface of the Earth.

The water cycle shows the continuous movement of water within the Earth and atmosphere. It is a complex system that includes many different processes. Liquid water evaporates into water vapor, condenses to form clouds.

The water cycle consists of three major processes: evaporation, condensation, and precipitation. Evaporation is the process of a liquid's surface changing to a gas. In the water cycle, liquid water evaporates and becomes water vapor.

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What are some of the differences between Eukaryotic and Prokaryotic gene expression? I need several answers.

Answers

Answer:

Prokaryotic

Nucleus is absent

Membrane-bound nucleus absent.

One chromosome is present, but not true chromosome plastids

Unicellular

Lysosomes and Peroxisomes absent

Microtubules absent

Endoplasmic reticulum absent

Mitochondria absent

Cytoskeleton absent

Ribosomes smaller

Vesicles present

Golgi apparatus absent

Chloroplasts absent; chlorophyll scattered in the cytoplasm

Submicroscopic in size Flagella is present and made up of only one fiber

Cell wall chemically complexed

Vacuoles absent

Permeability of Nuclear membrane is not present

Sexual reproduction is absent

Endocytosis and exocytosis are absent.

It may have pili and fimbriae.

Eukaryotic

Nucleus is present

Membrane-bound Nucleus is present.

More than one number of chromosomes is present.

Multicellular

Lysosomes and Peroxisomes present

Microtubules present

Endoplasmic reticulum present

Mitochondria present

Cytoskeleton present

Ribosomes larger

Vesicles present

Golgi apparatus present

Chloroplasts present in plants

Microscopic in size, membrane-bound

Cell wall is present in plants and fungi and chemically simpler

Vacuoles present

Permeability of Nuclear membrane is selective

Sexual reproduction is present

Endocytosis and exocytosis occurred

Pili and fimbriae are absent

What’s the best college and University to study medicines and medical in your opinion?
(in the U.S)
please explain why.

Answers

Oxford, McGill, Harvard

Choose the best answer that describes the Kuiper belt.
an area between the orbits of Mars and Jupiter where 200 dwarf planets may exist
an area outside Neptune's orbit where an estimated 200 dwarf planets may exist
an area outside the orbit of where possibly another 20 planets could exist
an area where a thin band of icy objects orbit the Sun past Jupiter's orbit

Answers

Answer:

an area outside Neptune's orbit where an estimated 200dwarf planets may exist

Answer:

The answer would be choice B:

An area outside Neptune's orbit where an estimated 200 dwarf planets may exist

Explanation:

Other Questions
Which of the following best describes the adjustment to long-run equilibrium if an economy's short-run equilibrium output is below potential output? A. Since unemployment is less than its natural rate, there will be excessive tightness in the labor market and, consequently, pressure on firms to raise their prices at a more rapid rate. This acceleration of inflation shifts the short-run aggregate supply curve up, pushing the economy's output down toward its potential output. B. Since unemployment is less than its natural rate, there will be excess slack in the labor market and, consequently, pressure on firms to raise their prices at a less rapid rate. This deceleration of inflation shifts the short-run aggregate supply curve up, pushing the economy's output up toward potential output. C. Since unemployment is greater than its natural rate, there will be excess slack in the labor market and, consequently, pressure on firms to raise their prices at a less rapid rate. This deceleration of inflation shifts the short-run aggregate supply curve down, pushing the economy's output up toward potential output. D. Since unemployment is greater than its natural rate, there will be excess slack in the labor market and, consequently, pressure on firms to raise their prices at a less rapid rate. This deceleration of inflation shifts the short-run aggregate supply curve down, pushing the economy's potential output down toward its short-run output. The air swirled around him as he crouched. The air was crisp. He crouched slowly. He crouched into position. Combine into one sentence. The owner of a bookstore buys used books from customers for one dollar and 50 Cent each owner then resells the used books for 400% of the amount he paid for them what is the price of a used book in the bookstore? he hybridization of carbon in diamond is _________. Enter your answer with no superscripts or subscripts, i.e., ab3. How do I find the percent of change according to a common idiom, if you have proven the strength of your character, you have shown your what? URGENTLY NEED HELP!!!!!!the stretch of a spring and the force it exerts are inversely proportional. Select one: O True O False According to the drafters of the Declaration of Independence, how did the king prevent the colonial population from growing? Abcd is a parallelogram determine the length of BEA)51 unitsB)102 units C)96 unitsD) -11 units determine the degree of the polynomial.8a^3+7a+6 Choose ONE of the challenges Brian faces in Chapters 6-8. The challenge you choose must come from Chapters 6-8 of Hatchet. The selling price for houses in a neighborhood in West Richland, WA have an approximately normal distribution with a mean selling price of $275,000 and a standard deviation of $10,500. If 35 homes sell in this neighborhood, what is the probability that the average selling price of the 35 homes will be within $2000 of the true mean (that is, what is the probability the sample mean will be between $273,000 and $277,000) 4 1/4-2 3/5 what is this 1/ sin 3x - sinx = 0 PLEASE HELP THESE ARE MY LAST 3 QUESTIONS LEFT AND IM HAVING TROUBLE WITH THEM1. CH18C20H15CHCO2 How many atoms of each element are in one molecule of cardenolides?2.How many atoms are in mercury (I) phospate? The chemical formula is (Hg2)3(PO4)23.The burning of hexane is shown in the following chemical equation. How many oxygens are in the products to the right of the arrow? 2C6H14 + 19O2 12CO2 + 14H2O + heat 4-0,9+(-0,11)-(-1,3) PLEASE HELP QuestionWrite the sentence as an inequality.A number t multiplied by 4 is at least 25 How viscosity affects the speed of the liquid in the convection cell. what does not able to offer mean? For the expression five minus 5X to have a negative value what must be true about the value of X