a is the genetic makeup of an organism and can refer to the two alleles inherited for a gene or segment of dna?

Answer:

presence of setae and parapodia​

Explanation:

Annelids are groups of organisms under the phylum "Annelida". They are organisms that possess the following characteristics or features: setae, parapodia, coelom, tentacles etc. However, via the possession of not of the setae and parapodia, annelids have been classified into four major classes viz: Polychaeta, Oligochaeta, Hiradinea and Archiannelida, on the basis of their setae and parapodia mainly.

- Polychaeta: possess numerous setae and parapodia

- Oligochaeta: few setae, no parapodia

- Hiradinea: No setae, no parapodia

- Archiannelida: No setae, no parapodia

Hence, the presence of setae and parapodia​ will enable the scientists classify annelids into their respective classes.

Answer:

presence of setae and parapodia

Explanation:

Scientists determine what class Annelids are categorized into based on whether or they have parapodia and/or setae.

There are two major types of cell transport: passive transport and active transport. Passive transport requires no energy. It occurs when substances move from areas of higher to lower concentration. Types of passive transport include simple diffusion, osmosis, and facilitated diffusion.

For an enzyme that displays michaelis-menten kinetics will show no effect on km by doubling the concentration of substrate.

Michaelis-Menten kinetics is a model of enzyme kinetics that describes how the rate of an enzyme-catalyzed reaction depends on the concentration of an enzyme and its substrate.

There are three assumptions in Michaelis-Menten kinetics.

For practical reasons, Km is the substrate concentration that allows the enzyme to reach half its Vmax. An enzyme with a high Km has a low affinity for its substrate and requires a higher concentration of substrate to reach its Vmax.

To know more about michaelis-menten kinetics visit:

https://brainly.com/question/28207113

#SPJ4

Answer: steel nickel

Explanation:

The appropriate response is truthful. Endochondral and intramembranous ossification originate from a primary ossification center. This is the primary ossification center, according to the name.

The process of creating bones is referred to as osteogenesis or ossification. Following the formation of osteoblastic lines, progenitor cells progress through the following three stages of cell differentiation: multiplication, matrix maturation, and mineralization.

The process through which stromal tissue is converted into bone directly is known as intramembranous ossification. This process usually occurs in the bones of the cranium. The mesenchymal cells can also transform into cartilage, which would be thereafter replaced by bone.

To know more about ossification visit:

https://brainly.com/question/9211436

#SPJ4

Nitrate in groundwater can be increased by the infiltration of runoff from various sources, including manure from cattle feedlots, fields treated with synthetic fertilizers containing nitrogen, and rain runoff with dissolved nutrients.

Hence, the correct option is D.

Nitrate in groundwater can be increased by the infiltration of runoff from various sources, including manure from cattle feedlots, fields treated with synthetic fertilizers containing nitrogen, and rain runoff with dissolved nutrients. These sources can contribute to the contamination of groundwater with nitrates.

Manure from cattle feedlots often contains high levels of nitrogen, which can leach into the soil and eventually reach groundwater.

Similarly, synthetic fertilizers used in agricultural fields contain nitrogen compounds that can also be washed into the soil and groundwater through runoff. Additionally, rainwater carrying dissolved nutrients can infiltrate the ground and contribute to nitrate contamination.

Therefore, all of the given options can contribute to the increase of nitrate in groundwater through runoff infiltration.

Hence, the correct option is D.

To know more about groundwater here

https://brainly.com/question/32373608

#SPJ4

The true statement is option a: Natural selection works on variation already present in a population.

Natural selection acts on the existing variation within a population, favoring traits that provide a reproductive advantage in a given environment. It does not create new traits but acts upon the genetic diversity already present. Non-heritable traits (option b) are not subject to natural selection, as they cannot be passed on to future generations.

Individuals themselves do not evolve (option c), but rather it is the cumulative effect of variations within a population over time that leads to evolutionary changes. Organisms do not consciously evolve structures they need (option d); instead, structures that provide an advantage are favored by natural selection, driving their prevalence in future generations.

To learn more about Natural selection click here:

brainly.com/question/20152465

#SPJ11

Simple diffusion and assisted diffusion are the two forms of passive transport.

The diffusion of oxygen from the alveoli into the blood is an example of passive transport across a cell membrane. Passive transportation is non-energy-consuming transportation. Diffusion, assisted diffusion, and osmosis are the three basic kinds of passive transport.

The intestines reabsorbed nutrients by separating them from solid waste and transferring them through the intestinal membrane into the circulation. When a raisin is soaked in water, the water flows within the raisin via osmosis and causes it to expand.

Learn more about to  passive transport visit here;

https://brainly.com/question/29764225

#SPJ4

The high-level radioactive waste would need to be stored for approximately 3.55 billion years to be considered safe, assuming that 75% of the waste is U235 and the safe threshold is <100kg of remaining U235.

If a typical power plant generates about 20 metric tons of high-level radioactive waste per year, and 75% of this waste is U235, then the amount of U235 generated per year is:

20 metric tons/year x 75% = 15 metric tons/year

To determine how long the waste needs to be stored to be considered safe (i.e., <100kg of remaining U235), we can use the radioactive decay equation:

\(N(t) = N0 * e^(-λt)\)

where:

N(t) is the remaining amount of U235 at time t

\(N_{0}\) is the initial amount of U235 (15 metric tons in this case)

λ is the decay constant of U235

t is the time elapsed

The half-life of U235 is 703.8 million years, which means that λ =\(ln(2)/t1/2\) = \(9.85 x 10^-10\) per year.

Substituting these values into the equation, we can solve for t:

\(100 kg = 15 metric tons * e^(-9.85 x 10^-10 * t)\)

\(ln(100 kg/15 metric tons) = -9.85 x 10^-10 * t\)

\(t = ln(100 kg/15 metric tons) / (-9.85 x 10^-10) = 3.55 x 10^9 years\)

Therefore, the high-level radioactive waste would need to be stored for approximately 3.55 billion years to be considered safe, assuming that 75% of the waste is U235 and the safe threshold is <100kg of remaining U235.

Learn more about radioactive decay, here:

https://brainly.com/question/1770619

#SPJ9

Explanation:

the main thing that a mitochondria does in the human body is produce a small molecule called adenosine triphosphate (ATP). and ATP's main goal is to transfer and store energy in the human body.

make sure to ask if you need any further guidance :)

Synovectomy is the medical term which is used for the surgical removal of the synovial membrane from a particular joint.

Synovium basically refers to the soft tissue which lines the spaces of the diarthrodial joints, bursae and the tendon sheaths. It basically includes the continuous surface layer of cells or the intima and the underlying tissue which is known as the subintima.

A synovectomy is basically a surgical procedure which is used to treat the synovitis and a few other conditions that affect the synovium which forms the lining of the inside of certain joints which are known as called synovial joints present in our knee, our shoulder or elbow. In this particular procedure, much of the synovium gets removed.

To know more about synovial joints here

https://brainly.com/question/30155503

#SPJ4

I think because of the strength of the coal, and the material. That makes a big difference, opinion wise.

Because it has a higher carbon content and/or a greater amount of other energy-rich components such as hydrogen and sulfur.

The amount of energy in coal can vary due to differences in the organic matter from which the coal was formed, such as the amount of plant material, the type of plants, and the amount of time the plant material was exposed to heat and pressure.

Additionally, the formation process of coal can also affect the energy content, with coal formed under higher pressures and temperatures typically containing more energy than coal formed under lower pressures and temperatures.

Learn more about coal, here:

https://brainly.com/question/12981477

#SPJ2

Answer:

Cardiac muscles are involuntary muscles. They are involved in continuous rhythmic contraction and relaxation.

Cardiomyocytes or the cardiac cells are uninucleate, cylindrical, and elongated.

Cardiac muscles display faint cross-striations which do not get fatigued under normal circumstances.

Explanation:

Answer: intercellular signaling and intracellular signaling

Explanation: communication between cells is called intercellular signaling, and communication within a cell is called intracellular signaling.

Answer:

1: G to C

2: C to G

3: T to A

4: G to C

5: T to A

Explanation:

look at number 1 and number 4, they have the same box. Along with 3 and 4 they have the same arrow.

A theory should be supported by evidence because it is an explanation of existing patterns of phenomena that are accepted by many scientists. It will remain a theory instead of becoming a fact when there are evidences that do not support the idea of the theory.

So the answer to this question may be B.

Answer:

x-rays

Explanation:

Answer:

A

Explanation:

Plants that thrive in dry, arid climates often possess adaptations such as Succulent leaves/stems, Reduced leaf surface area, Waxy or hairy leaves, Deep root systems, Drought dormancy, and Tolerance to high temperatures that enable them to survive and conserve water.

Here are some common adaptations:

Thus, these factors help plants to thrive in a dry and arid environment.

To know more about Adaptation, click here:

https://brainly.com/question/28881538

#SPJ12

Answer:

Answer down below!

Explanation:

The nucleus within the plant cell stores the DNA inside. It also coordinates the cell's activities. Those include things like protein synthesis and reproduction. Plus, the nucleus also regulates the DNA so things don't get out of hand.

Hope this helps!

A protein which has many sulfhydryl (-sh) groups may exhibit disulfide bridges tertiary structure.

A disulfide bond is a covalent bond between two atoms of two (cysteine ​​side chains). Large polypeptide chains (more than 200 amino acids) fold and form domains.

Some proteins have disulfide bridges, which are inter-chain interconnections or between parts of a chain, formed by the oxidation of cysteine ​​radicals. Intracellular proteins generally lack disulfide bonds, while extracellular proteins often do.

See more about proteins at brainly.com/question/17095120

#SPJ1

Answer:

We see more of the lighted side of the moon because it is growing, so we see more

The time it takes to go from new moon to full moon is 2 weeks, because it takes a whole month (4 weeks) to go from new moon to full moon to new moon

P.S. PLEASE give me Brainliest?

According to the question, if a plant fixes X amount of energy, the second trophic level will have access to 10% of X, or 0.1*X, and the third trophic level will have 10% of 0.1*X, or 0.01*X.

Approximately energy will be available to the third trophic level will be 0.01*X.

What phases of an ecosystem's energy flow are there?

The transmission of energy from one organism to another, starting with the autotrophs and rising up the food chain as animals are consumed by one another, is referred to as energy flow. Pyramids of food and energy are another approach to show this kind of chain or just to show the trophic levels.

To know more about ecosystem's energy flow, click here- brainly.com/question/2660876

#SPJ4

Final velocity after 5 sec is 16 m/s

Given that;

Initial velocity = 4.5 m/s

Constant acceleration = 2.3 m/s²

Time taken = 5 second

Find:

Final velocity

Computation:

Using first equation of motion;

v = u + at

v = 4.5 + (2.3)(5)

v = 4.5 + 11.5

v = 16 m/s

Final velocity = 16 m/s

Learn more:

https://brainly.com/question/18531588?referrer=searchResults

Yes, people with type O-negative blood are often referred to as "universal donors" because their blood can be safely transfused to individuals with any blood type.

This is due to the fact that type O-negative blood lacks the A or B antigens on the red blood cells and does not have the Rh factor. As a result, it is compatible with individuals of any blood type, including A, B, AB, or O, and with both Rh-positive and Rh-negative recipients.

The compatibility of type O-negative blood makes it highly valuable in emergency situations when the blood type of the recipient may not be immediately known or in cases where there is a shortage of specific blood types.

However, it's worth noting that while O-negative blood is considered a universal donor for red blood cell transfusions, compatibility for other blood components like platelets or plasma may still need to be considered based on specific factors such as antibodies or other medical considerations.

Here you can learn more about blood type

https://brainly.com/question/27488784#

#SPJ11  

People with type O-negative blood are considered universal donors because their blood lacks both A and B antigens as well as the Rh antigen. This means that their blood can be transfused to individuals with any blood type without causing an adverse immune reaction.

In the ABO blood group system, there are four main blood types: A, B, AB, and O. These blood types are determined by the presence or absence of certain antigens on the surface of red blood cells. type O-negative blood is considered the universal donor because it lacks both A and B antigens as well as the Rh antigen.

When a person with type O-negative blood donates blood, it can be transfused to individuals with any blood type. This is because type O-negative blood does not have the antigens that can cause an adverse immune reaction in the recipient. The absence of A and B antigens makes it compatible with individuals who have type A, B, AB, or O blood. Additionally, the absence of the Rh antigen makes it compatible with both Rh positive and Rh negative individuals.

Being a universal donor is important in emergency situations when there may not be enough time to determine the recipient's blood type. Type O-negative blood can be used in these cases to save lives without the risk of an incompatible blood transfusion.

About type O-negative blood here:

https://brainly.com/question/30320973

#SPJ11