ADHD can be best described as a __________ disorder with genetic, biological, and environmental influences.

Answer:

C is the answer.

Explanation:

600/2

=300

Answer:

The age structure is a population pyramid which depicts the population of a country and what is the age of the average population of a country.It can be depicted with the help of pyramid. A population pyramid, also called an age pyramid or age picture diagram, is a graphical illustration that shows the distribution of various age groups in a population, which forms the shape of a pyramid when the population is growing.

hope this helped x

Explanation:

The nuclei of prokaryotes are not membrane-enclosed. As a result, transcription, translation, and mRNA degradation can all take place at the same time.

The simultaneous occurrence of numerous transcription and translation activities on the same DNA template can quickly increase the intracellular level of a bacterial protein.

Prokaryotic transcription frequently involves many genes and results in polycistronic mRNAs that designate multiple proteins.

In prokaryotes, RNA polymerase is recruited by a promoter sequence on the DNA template that consists of two consensus sequences. A pace of 40 nucleotides per second is used in the elongation process to create mRNA in the 5′ to 3′ direction.

The mRNA is released at termination, which can happen either when rho proteins engage or when an mRNA hairpin forms.

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Size of the organism is not a characteristic of the population. Thus, the correct option is C.

There are many characteristics of a population some of which include:

1. Geographic distribution - how the population of a species is distributed on the land mass.

2. Density - population density is the number of individuals per unit area.

3. Dispersion - dispersion is the spatial distribution of individuals of one species with respect to another species.

4. Growth rate - the rate of change in number of a population in a given area in a certain period of time.

5. Mortality rate - the number of deaths in a population in a given area in a certain period of time.

Thus, the correct answer is C.

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Lionfish co-promotes the eradication of invasive and invasive lionfish through lionfish hunter education outreach and direct hunting campaigns.

Invasive lionfish are a threat to native fish and the environment in the Atlantic waters of the United States. Invasive species can lead to the extinction of native flora and fauna, reduce biodiversity, compete with native species for limited resources, and alter habitats.

Participating in the Lionfish Derby helps reduce populations in certain areas and dive sites. Ordering something like a lionfish on your menu when you go out for lunch or dinner can also be very helpful as it creates an incentive and economic reason for more divers to catch more of this particular species. Lionfish colonies are edible and considered a delicacy so control methods should include harvesting lionfish colonies.

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Answer:

C. The lithosphere. :))

Answer:

kerak bumi dan bagian luar mantel membentuk?

Explanation:

C.The lithosphere

sorry repetition of the question I use Indonesian, because I come from Indonesia, Hopefully useful :)

Answer: Stem cells. Bone cells. Blood cells. Muscle cells. Fat cells. Nerve cells.

Explanation:

It's important to remember that your body contains 200 different types of cells. These cells assist to build your organs and tissues, as well as your immune system, which works to protect your body. As your cells age, new ones are continuously being created.

Hope this helps :)

Answer:

Explanation:

Some plants (flowers or leaves or both) follow the sun as it arcs across the sky each day; sunflowers (Figure below) are a well-known example. This behavior is misleadingly called heliotropism. Helio- does refer to the sun, but a tropism implies growth in a certain direction, and heliotropism does not involve growth.

One example is hydrotropism.

If you pour water into soil, a plant's roots will grow towards the water.

In complete dominance, the presence of at least one dominant allele in the genotype is enougth to express the dominant phenotype. 100% of the offspring will have mutated creased ear, while 0% of the will have normal standing ear.

Complete dominance is the inheritance pattern in which the dominant allele completely masks the recessive allele.

This interaction between alleles is observed in individuals who are heterozygous for a particular gene. They carry both alleles but only express the dominant trait. The dominant allele is hiding the expression of the recessive allele.

In the exposed example,

Cross: a cat that is heterozygous with a cat that is homozygous for the fold allele.

Parentals) Ee   x   EE

Gametes) E   e     E   E

Punnett square)   E    e

                     E    EE    Ee

                     E    EE    Ee

F1) 50% of the progeny is expected to be heterozygous

     50% of the progeny is expected to be homozygous dominant

     100% of the progeny is expected to have ears with a crease.

The expected percents of offspring that will have each characteristic are,

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Answer:

A

Explanation:

Oils, including vegetable oils, are made of mostly unsaturated fats, and therefore are unsaturated.

Answer:

I would say A

Explanation:

I looked at my ap bio notes

The independent variable are the different types of sugar solutions: maltose, glucose, and sucrose.

A variable is any factor in an experiment that can be manipulated, controlled for, or measured.

There are three types of variables in an experiment:

An independent variable is the variable that stands alone and is not affected  by other factors in the experiment. Changes in this variable results in changes in the dependent variable.

In the given experiment, the independent variable are the different types of sugars.

In conclusion, changes done to the independent variable results in changes in the dependent variable.

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According to the research, the correct answer is that the flow of energy is part of the rock cycle through the solar energy that reaches the Earth and the internal heat of the earth both drive and provide energy for processes of the Cycle.

They are the geological processes or transitions of material that rocks go through to become one of the different types of rocks:

In this sense, the two sources of energy for these transformations are the sun providing energy for sediment consolidation processes such as erosion and transport to form sedimentary rocks and internal heat from the earth providing energy for processes such as subduction, melting and metamorphism that occurs in igneous and metamorphic rocks.

Therefore, we can conclude that according to the research, the flow of energy allows processes such as erosion, melting, metamorphism essential for the rock cycle.

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Answer:

The arteries (red) carry oxygen and nutrients away from your heart, to your body's tissues. The veins (blue) take oxygen-poor blood back to the heart. Arteries begin with the aorta, the large artery leaving the heart. They carry oxygen-rich blood away from the heart to all of the body's tissues.

Explanation:

Answer:

1. the levels of ascorbic acid in the tissues are low

2. the enzyme prolyl hydroxylase is inactive

3. proline is not hydroxylated

4. The triple helix is inadequately stabilized.

5. collagen breaks down

6. collagen-dependent tissue defects

7. Collagen-dependent tissues are subject to breakdown and bruising

Explanation:

Vitamin C deficiency or vitamin C hypovitaminosis generates an oatology called scurvy, in this pathology there are tendon problems and fragility at the tissue and vascular level.

This is because of the low antiquity of vitamin c that is necessary for the correct synthesis of collagen, the collagen helices formed by the fibroblast are considered of poor quality and thus do not fulfill the function of support, containment and body in the tissues.

Vessels are highly contained by collagen and tissues as well, which is why hematomas appear due to vessel rupture and blood exacerbation in the extracapillary medium.

Answer: Structure

Explanation: Im pretty sure that the eggs from different living organisms may have different structures and features to it. Ofc there would be similarities but also differences in growth etc.

Answer:

there different because

Explanation:

Unduplicated chromosomes are single linear strands.

Duplicated chromosomes contain two identical copies (sister chromatids) joined by a centromere, that result from DNA replication .

Homologous chromosomes are not identical and do not originate from the same organism (One from each parent).

Answer:

I think the answer's A

pls like if it's correct/ helps

Answer:

Transcription is an essential step in using the information from genes in our DNA to make proteins. Proteins are the key molecules that give cells structure and keep them running. Blocking transcription with mushroom toxin causes liver failure and death, because no new RNAs—and thus, no new proteins—can be made.^2

2

Answer:

Boreal forest is among the largest terrestrial biomes on earth in which minerals in the soil most rapidly depleted.

Answer:

A)

In 1984, then-Governor Mario Cuomo signed legislation that made New York the first state in the US to implement a mandatory seatbelt law. However, this law only required the driver and front passenger in a motor vehicle to wear a seatbelt.

B)

The Clean Air Act gives the Environmental Protection Agency the necessary tools to protect our families from a number of harmful pollutants that can cause asthma and lung disease – especially in children. Weakening these standards would allow more pollution in the air we breathe and threaten our children's health.

STUDY WELL!

Answer:

a)  silent mutation (Transition mutation )

b) nonsense mutation. (Transversion mutation)

c)  frame-shift mutation ( insertion mutation  )

d) missense mutation ( transversion mutation  )

Explanation:

For 5' ATG CTA AAA ATC TTC

The  WT sequence ; M L I K F

a) For 5' ATG CTA AAG ATC TTC

The Mutated sequence : M L K I F

The mutation here is a silent mutation i.e. Transition mutation takes places at the 9th position of the nucleotide sequence

b) For . 5' ATG CTA TAA ATC TTC

The Mutated sequence ; M L STOP

The mutation here is a nonsense mutation. that is a Transversion mutation as well

c) For 5' ATG CTA AAA AAT CTT

The mutated sequence is  MLKNL

The mutation here is a frame-shift mutation ( i.e. also  insertion mutation

d) For 5' ATG CGA AAA ATC TTC

The mutated sequence is MRKIF

The mutation here is a missense mutation ( i.e. also transversion mutation )

The best description that includes both vascular and nonvascular organisms in the kingdom Plantae is that they use photosynthesis to get nutrients.

Not all of the organisms included in this Kingdomn have the reproductive structures mentioned in the other options.

A cladogram shows the evolutionary relationship between groups. In the exposed example, the order is ancestor cell (0 mutations), amoeba (3 mutations), sponge (6 mutations), earthworm (8 mutations), shark (11 mutations), lizard (12 mutations), kangaroo (14 mutations), cat (16 mutations), dolphin (17 mutations).

A Cladogram is a graph drown as a tree, which is based on cladistic analysis.  It represents the common ancestral relationships and the emergence of different characters among the involved groups.

The cladistic analysis follows the maximum parsimony criterium. It recognizes the monophyletic groups as natural groups. These groups are the clades, and their classification -sequencing- represents their phylogeny.  

Cladograms represent the relationship between groups according to a derivated character.

The derivated character is any trait that a group passes to the descendants. Through evolution, the characters change, and new changes are added. When referring to a derivate character, we mean that all the subsequent species in the cladogram carry the trait.

A cladogram provides an image of how new species keep characters that were inherited from older species.

In the cladogram we need to make, we can order them from the oldest to the most evolved as follows,

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Celular debris can be eliminated by exocytosis, this is a process in which the material to be discarded is wrapped in a vacuole. This vacuole is then sent to the cellular membrane with which it fuses releasing the content to the extracellular media

Answer:

pictures of different ecosystems

Explanation:

i got it right

Answer:

b

Explanation:

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The usage of synthetic plant hormones for the modification of plant growth can have environmental implications.

Factors to consider

1. Ecotoxicity: Synthetic plant hormones, if not properly regulated or used in excessive amounts, can pose risks to non-target organisms and ecosystems. They may affect the growth and development of other plants, beneficial insects, and microorganisms, potentially disrupting ecological balance.

2. Soil and Water Contamination: Improper application or disposal of synthetic plant hormones can lead to soil and water contamination. Runoff from treated fields or improper disposal of unused hormones may introduce these compounds into water bodies, potentially affecting aquatic organisms and overall water quality.

3. Resistance and Persistence: Repeated and excessive use of synthetic plant hormones can contribute to the development of resistance in target plant species. This can lead to the evolution of herbicide-resistant weed populations, requiring higher doses or different chemicals to achieve the desired effect. Moreover, some synthetic hormones may persist in the environment for extended periods, potentially impacting subsequent crops or natural vegetation.

4. Non-target Effects: Synthetic plant hormones may influence the growth and development of unintended plant species, leading to unintended consequences such as changes in biodiversity, alteration of natural plant communities, or interference with the natural ecological succession.

5. Human Health Concerns: The potential impacts of synthetic plant hormones on human health are an area of ongoing research. While these hormones are generally considered safe for use in agriculture when used according to regulations, there may be concerns related to exposure, residues, or indirect effects on food quality and safety.

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