How do my seeds grow root​

Answer:

Decomposers are responsible for breaking down dead animals bodies into waste, more commonly known as food for themselves, and a more clean ecosystem. You can thank decomposers such as mushrooms and fungi for making sure the ecosystem does not consist of dead bodies.

Answer:

Decomposers play a critical role in the flow of energy through an ecosystem. They break apart dead organisms into simpler inorganic materials, making nutrients available to primary producers.

To answer this question we need to remember a bit of the earth's history. In the first stages, Precambrian, on earth, there was no oxygen, nonetheless with the rise of photosynthesis by cyanobacteria the concentration increased, nonetheless it was a gradual process, now also there was an increase in carbon dioxide levels at the end of the Mesozoic due to intense volcanic activity along with other factors. So taking this into consideration we can say that the correct answer is the third option, as a volcano is a sudden event and if large enough maybe it won't change all the atmosphere, but can generate a local change.

In herbaceous, "collenchyma" is the major supporting tissue.

Collenchyma cells are elongated cells with strong cell walls made of cellulose and pectin that allow them, to sustain the plant. Intercellular gaps are especially prevalent to keep the tissue flexible and prevent rupture.

The statement implies bias based on the substitute teacher's appearance, a form of prejudice or preconceptions about character or abilities.

The speaker judged the substitute teacher negatively based on her clothes, which is prejudiced. Clothing should not reflect someone's ability.

Prejudice is making assumptions without proper knowledge of an individual or group. The speaker judged the substitute teacher's likability based on appearance, disregarding teaching skills, personality, and qualifications. Don't judge people by their appearance.

Learn more about teacher   from

https://brainly.com/question/13812142

#SPJ1

What do you think the following statements represent?

Ex. Cathy doesn't like Brian because he has red hair. -Prejudice

1. The substitute teacher walked into the room and I immediately knew that I wouldn't like her

because of the way she was dressed.______

Fossil records are supported by other evidence in which comparative anatomy compares the structures of organisms of both fossils and living species.

Comparative anatomy states the comparisons of anatomical features in various organisms often provide evidence that supports the theory of evolution.

In molecular biology DNA of different organisms compares the nucleotide sequence, which supports, how an organism is evolve from other. Evidence of quickly evolving organisms makes it easier to find the evolution of an organism.

Therefore, fossil records, comparative anatomy, and molecular biology provide the basis of evolution.

Learn more about the evolution, here:

https://brainly.com/question/2564225

#SPJ1

Explanation:

Circulatory - d) Exchanges oxygen and carbon dioxide between the lungs and the atmosphere.

Respiration - d) Exchanges oxygen and carbon dioxide between the lungs and the atmosphere.

Digestion - a) Breaks down food into molecules which are used for energy and development.

Skeletal - b) Includes bones, as well as ligaments and cartilage, which are connecting tissues.

Muscular - e) Includes three types of muscle tissues that provide movement for the body.

Nervous - The nervous system is not listed in the options provided.

Urinary - Urinary system is not listed in the options provided.

Immune - f) Protect the body from infection and injury.

Reproductive - c) Make and transport sperm and egg, and enable the female to give birth.

Answer:

Track and field requires a lot of running

Explanation:

When someone runs, blood needs to be circulated throughout the whole body.  Constant blood is pushed throughout the body due to blood vessels in our circulatory system.  The heart pumps faster so more blood is produced. Oxygen is needs to be reached to muscles.  When someone runs, they tend to breathe heavier.  Heavy breathing and more breathing is done by the respiratory system.  Lungs need to filter air and therefore the respiratory system works hard as well

Half will have red flowers and half will have white flowers (option c).

In camellia plants, flower color is controlled by a single gene with codominant alleles. In this case, one parent plant has red flowers (R), while the other parent plant has white flowers (WW).

When two organisms with codominant alleles are crossed, both alleles are expressed equally in the offspring. Therefore, in this cross, the offspring will inherit one allele for red flowers (R) from the red-flowered parent and one allele for white flowers (W) from the white-flowered parent.

The possible combinations of alleles that the offspring can inherit are RW and RW.

When the alleles RW and RW combine, the resulting genotypes are RR (red-flowered) and RW (pink-flowered). However, since the allele for white flowers (W) is recessive to the allele for red flowers (R), the plants with the RW genotype will exhibit the dominant red flower phenotype.

Therefore, half of the offspring will have the RR genotype and display red flowers, while the other half will have the RW genotype and also display red flowers. None of the offspring will have the WW genotype, so there won't be any white flowers.

Hence, the expected phenotypes of the offspring of this cross are that half will have red flowers and half will have white flowers. Thus, the correct option is c.

For more such questions on flowers, click on:

https://brainly.com/question/28301188

#SPJ8

In the practice of science, hypothesis testing is used to develop explanations, acknowledging the possibility of alternative, more accurate explanations.

For more such questions on Hypothesis testing:

https://brainly.com/question/4232174

#SPJ8

Answer:

Chloroplasts

Explanation:

It captures the sunlight and converts it

Answer:

Brisket

Explanation:

Answer:

Scurvy

Explanation:

Answer:

Men produce more testoterone and women produce more estrogen.

Explanation:

While both men and women produce testoterone and estrogen, men have higher concentrations of testoterone and women have higher concentrations of estrogen.

Explanation:

the possible answer is ;bacteria contain peptidoglycan  in the cell wall archaea do not the cell membrane in bacteria is lipid bilayer in archaea it can be lipid bilayer or a monolayer. bacteria contain fatty acid on the cell membrane where as archaea contain phytany

The changes in chromosomes are as follows:

Intercalary deletions are those that arise from inside the chromosome. Deletion mutations can arise because to losses from translocation, chromosomal crossings inside a chromosomal inversion, uneven crossing over, and breaking without rejoining. Intercalary or terminal deletions are both possible.

Terminal deletions are deletions that occur at the end of a chromosome but do not include the centromere. Intercalary deletions are caused by the loss of intercalary or interstitial regions, which necessitates two chromosome breaks and reconnection of the adjacent chromosome pieces.

Gene duplication (also known as chromosomal duplication or gene amplification) is a significant method for the generation of additional genetic material throughout molecular evolution. It is defined as any duplication of a gene-containing region of DNA.

Gene duplications can occur as a result of a variety of faults in the DNA replication and repair machinery, as well as through chance capture by selfish genetic components. Ectopic recombination, retrotransposition events, aneuploidy, polyploidy, and replication slippage are all common causes of gene duplications.

To learn more about interstitial deletion and gene duplication, here

https://brainly.com/question/14014915

#SPJ4

Explanation:

I think the answer should be no.C

Convective currents are created by a change in temperature and density in different elements like the air. Option A is correct. The sun heats the land faster than the ocean water, so high-density air moves from the ocean to the land becoming less dense.

The convective currents are the result of heating by temperature gradients.

Differences in temperature and density produce these currents. Warm materials are lighter and can ascend, while cold materials are heavier and denser, so they tend to descend. These materials movements create a circular motion pattern known as convective currents. They occur in the atmosphere, in the water, and the earth's mantle.

The term convective cell refers to air getting warm, expanding, getting less dense, and ascending. As it ascends, it gets colder because of the change in high, it contracts, gets denser, and hence descends.

Option A is correct.

The sun heats the land faster than the ocean water, so high-density air moves from the ocean to the land becoming less dense.

You can learn more about convective currents at

https://brainly.com/question/29763773

#SPJ1

Answer:

minerals

In addition to its mechanical functions, the bone is a reservoir for minerals (a "metabolic" function). The bone stores 99% of the body's calcium and 85% of the phosphorus. It is very important to keep the blood level of calcium within a narrow range.

Contaminated water is a type of water that is harmful to human beings due to the presence of harmful substances, pollutants, or impurities that make the water unsafe for drinking or other household uses. The characteristics of contaminated water can be identified through various indicators, which can either be physical, biological or chemical.

Physical indicators are visible and may include color, taste, and odor, while biological indicators are not visible and may include bacteria, viruses, and protozoa. Chemical indicators may include heavy metals, pesticides, and organic compounds, among others.

Physical Characteristics: Physical characteristics of contaminated water include cloudy or turbid appearance, unusual taste or odor, or discoloration of the water. The color may range from yellow to brown, blue to green, or even black.

Biological Characteristics: Biological characteristics of contaminated water include the presence of bacteria, viruses, or protozoa. These microorganisms can cause diseases such as diarrhea, typhoid, cholera, and dysentery.

Chemical Characteristics: Chemical characteristics of contaminated water include the presence of heavy metals such as lead, arsenic, or cadmium. Pesticides and fertilizers can also contaminate water and affect human health. Organic compounds like benzene and toluene can also be present in contaminated water, which can lead to health problems such as cancer and nerve damage.

Therefore, it is important to test water sources regularly to identify and monitor any contaminants that may be present. This can help prevent health problems associated with the use of contaminated water.

Know more about Contaminated water here :

brainly.com/question/16943782

#SPJ8

Answer:

As temperature changes particles movement slows down, because they are not used to certain temperatures.

Explanation:

Answer:

Gray wolf->Rabbit->Clover plant

Explanation:

The wolf eats the rabbit and the rabbit eats the clover plants

Answer:

c.  Temperatures in the tundra range from extreme highs to extreme lows.

Explanation:

all other statements are true

hope this helps, pls mark brainliest :D

Answer:

a. tundra means "treeless land"

A pacemaker cell action potential is characterized by a distinctive curve that represents the electrical activity occurring within the pacemaker cells of the heart. This curve consists of several phases, each driven by specific ion channels and their corresponding movements.

1. Resting Potential: The action potential curve starts at the resting potential, where the cell membrane is polarized with a negative internal charge. This is primarily maintained by the efflux of potassium ions (K+) through open potassium channels.

2. Prepotential: The prepotential, also known as the pacemaker potential, occurs after the resting potential. It is characterized by a slow depolarization caused by a mixed influx of sodium ions (Na+) and efflux of potassium ions (K+). The channels responsible for this are known as funny channels (If channels).

3. Threshold: The prepotential gradually reaches the threshold, which triggers the opening of voltage-gated calcium channels (Ca2+). This influx of calcium ions is responsible for the rapid depolarization phase of the action potential.

4. Depolarization: The depolarization phase occurs as a result of the opening of voltage-gated calcium channels, leading to a rapid influx of calcium ions. This causes the cell membrane potential to rise sharply.

5. Repolarization: Repolarization begins when voltage-gated potassium channels open, allowing the efflux of potassium ions. The outflow of positively charged potassium ions restores the cell membrane potential back to its negative resting state.

6. Afterpotential: After repolarization, there is a brief period known as the afterpotential. During this phase, the cell membrane potential remains slightly hyperpolarized before gradually returning to the prepotential stage.

For more such questions on cell, click on:

https://brainly.com/question/13920046

#SPJ8

The genotype of the parent plants in this cross is HhEe.

Based on the given information, we can determine the genotypes of the parent plants by examining the phenotypes of their offspring.

Let's denote the high oil content allele as H and the low oil content allele as h. Similarly, let's denote the four seeds allele as E and the two seeds allele as e.

The given parent plants have the following phenotypes:

- High oil / four seeds (unknown genotype)

- High oil / two seeds (unknown genotype)

- Low oil / four seeds (unknown genotype)

- Low oil / two seeds (unknown genotype)

From this information, we can deduce the possible genotypes of the parent plants by analyzing the inheritance patterns observed in their offspring.

If we cross two plants with the genotype HhEe (High oil / four seeds), we would expect the following ratios in their offspring:

- High oil / four seeds: 9/16

- High oil / two seeds: 3/16

- Low oil / four seeds: 3/16

- Low oil / two seeds: 1/16

Since the observed ratio matches the given phenotypes of the parent plants, it is likely that both parent plants have the genotype HhEe (High oil / four seeds).

Therefore, the genotype of the parent plants in this cross is HhEe.

for more questions on genotype
https://brainly.com/question/30460326
#SPJ8

W. W. Jacobs creates tension and keeps keep us on the edge of our seats by using the setting. An example in the start of the story, it stated “the night was cold and wet”, (Jacobs, 1). This example tends to create a kind of suspense due to the fact that it brings up the mood of the story and gives the story a kind of moody and dark appearance.

He also used Suspense to keep us glued when the sergeant is said to be adamant to tell the Whites the things that were in  his hand.

The term 'Leastways nothing worth hearing', is one that brings about tension as the reader is said to be anxious to know the secret that is behind the Monkey's Paw.

The Monkey’s Paw’ was said to be a famous story that was published in September, 1902, by a man called WW Jacobs.

Jacobs was known to have made a sense of horror, as well as  suspense and tension a lot in the novel as he was said to have used a lot of of literary techniques.

It is one that stands by or uses the Gothic Horror genre that is said to also   defined the  theme and the theme uses the elements of Horror and Romance.

Therefore, W. W. Jacobs creates tension and keeps keep us on the edge of our seats by using the setting. An example in the start of the story, it stated “the night was cold and wet”, (Jacobs, 1). This example tends to create a kind of suspense due to the fact that it brings up the mood of the story and gives the story a kind of moody and dark appearance.

Learn more about W. W. Jacobs from

https://brainly.com/question/10208927

#SPJ1

Here, the hypothesis is "plants communicate with their neighbors in response to stress", dependent variable is the amount of the stress hormone in the plants, and the independent variable is the exposure to stress (applied 3 times a day for 10 days), standardized variables are plants used, duration of the stressor, amount of stress hormone. The control group is the plant that is not exposed to stressor.

Here, the control group is the group of plants that are not exposed to stress, and the control groups plants are experimented or tested with the other plants to get the result of the stress hormone on the plants.

Hence, here, the hypothesis is "plants communicate with their neighbors in response to stress", dependent variable is the amount of the stress hormone in the plants, and the independent variable is the exposure to stress (applied 3 times a day for 10 days), standardized variables are plants used, duration of the stressor, amount of stress hormone. The control group is the plant that is not exposed to stressor.

Learn more about the control group here.

https://brainly.com/question/1443608

#SPJ9