In pea plants, round seed shape (R) is dominant over wrinkled (r). Write the genotype for a plant that is heterozygous.

Answer:

for those still looking its All organisms have had one common ancestor in the past. and Gorillas share an extinct ancestor with bonobos.

Explanation:

hope it helps love

Answer:

The smallest planet in our solar system is Mercury. It has a radius of 1,516 miles (2,440 km), which is about 1/3 the size of Earth. Mercury is also the closest planet to the Sun. It takes Mercury 88 Earth days to orbit the Sun, but only 59 Earth days to rotate on its axis. This means that Mercury has a day that is longer than its year.

Mercury is a very hot planet, with surface temperatures reaching up to 800 degrees Fahrenheit (427 degrees Celsius). This is because Mercury has no atmosphere to protect it from the Sun's heat. Mercury also has a very thin atmosphere, which is made up of hydrogen, helium, and oxygen.

Mercury is a very interesting planet, and scientists are still learning about it. In 2011, NASA's Messenger spacecraft became the first spacecraft to orbit Mercury. Messenger spent four years in orbit, studying Mercury's surface, atmosphere, and magnetic field. The data collected by Messenger has helped scientists to better understand this small, but fascinating planet.

Explanation:

Or pluto/ dwarf planet

Answer:

50% or 1/2 in fraction form

Answer:

you can place scientific terms around the classroom and the kids must work in groups to find the cards. Then you let the kids read the terms at the end.

Explanation:

Answer:

Thermal energy transfer

Explanation:

The pickerel frog is a diminutive North American frog that has squares on its dorsal surface that look to have been "hand-drawn." Fish frog.

Typically, females are larger than males. Pickerel frog males can be identified by their paired vocal sacs, strong forearms, and enlarged thumbs. These frogs secrete poisonous skin secretions that can kill other tiny creatures, particularly other amphibians, while irritating humans.

The pickerel frog is a medium-sized frog with two parallel rows of square or rectangular spots running down the back between the folds and a broad ridge of skin (dorsolateral fold) along each side of the back.

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The pulp chamber of the tooth is the inner area of ​​the tooth that houses its pulp. If the tooth enamel is compromised, as in a cavity, bacteria can enter the chamber and affect the dental pulp.

IRM is a temporary filling cement. Restorative material based on Zinc Oxide and Eugenol. Indication: Long-term temporary filling (up to one year). Great compressive strength.

With this information, we can conclude that the pulp chamber of the tooth is the internal area of ​​the tooth that houses its pulp. If the tooth enamel is compromised, as in a cavity, bacteria can enter the chamber and affect the dental pulp.

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Answer:

phototropism

Explanation:

The term that describes the tendency of plant stems and flowers to turn toward sunlight is phototropism.

Answer:  The correct answer is phototropism

Explanation:  This answer has been confirmed correct.

Phototropism is the tendency of plants to turn toward sunlight.

39 chromosomes involve at the cell poles as a result. They decreases from 2n (diploid) to n (haploid). They then go through meiosis II, results in 4 haploid daughter cells, with half several chromosomes as the parent cell.

A single cell has been splits twice during the meiotic process, leaving four cells with half of its original genetic material. These cells sperm in men and eggs in women are our sex cells.

When DNA is broken, the G2 checkpoint prevents cells from initiating mitosis, giving the chance for healing and limiting the reproduction of damaged cells. Understanding the molecular origins of cancer requires a focus on the G2 checkpoint since it helps to the creation of genomic stability.

Therefore, They then go through meiosis II, results in 4 haploid daughter cells, with half several chromosomes as the parent cell.

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The order of these biological objects from least complex to more complex is R, Q, T, S (option A).

Living organisms are made up of building blocks. The level of organization of life is the hierarchical arrangement of components that make up living organisms.

The hierarchical level of organization in the ascending order i.e. simplest to most complex is as follows:

According to this question, these components are assigned letters/alphabets that are represented as follows:

Therefore, the order of these biological objects from least complex to more complex is R, Q, T, S.

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1- Fire uses the energy, The heat is required, it is the part of the chemical reaction. Heat reacts with the fuel and oxygen to ignite it.

2- Bacteria as the decomposers gets rid of the wastes. It breaks down the organic material such as the remains of dead organisms.

3- Fire grows and develops, The fire has different stages. If its not controlled in its initial stages it could grow and develop into really big destruction.

4- Bacteria can sense and respond to stimuli. There is phototactic and chemotactic movement found in bacteria.

5- Bacteria has ways to protect itself from har.sh environment. They can form colony and work together against the changes, also they can form the hard cyst to protect themselves from the unfavorable conditions.

6- Bacteria reproduces, It has different ways of reproduction i.e. Trans.duction, Transf.ormation, conju.gation.

7- Wrist.watch have a def.ined boun.dary as it is not a living thing it can't gr.ow, it does not have 8 chara.cteristics of li.fe.

8- Wrist.watch has internal organization which help them to carry out basic functions

9- Algae are made of more than one cells

Answer:

thxs

Explanation:

If we sprinkle salt on cucumber slices, it releases water after some time due to the process of osmosis. Osmosis is a process where solute or salt from higher concentration moves towards lower concentration through a semi-permeable membrane. Here, in this case, the salt concentration is more outside on the cucumber slices. The individual cell membrane of cells present in cucumber slices acts as a semi-permeable membrane. Inside the cucumber cells, there is less concentration of salt or solute and more concentration of water. Therefore, the salt from outside goes inside individual cells and the water comes out as it also travels from higher concentration to outside lower concentration through a semi-permeable membrane.

lack of energy conservation I'm pretty sure

The student's hypothesis is incorrect; compacted-soil flood control barriers lasted longer than I-wall barriers in the investigation.

Based on the data collected in the student's investigation, the evaluation of the hypothesis shows it to be incorrect.

The student initially hypothesized that I-wall style flood control barriers would last longer than compacted-soil barriers.

However, the results showed that I-wall barriers broke after an average of 8 liters of water were added, while compacted-soil barriers withstood an average of 15 liters.

This indicates that compacted-soil flood control barriers are more effective in lasting longer under the tested conditions compared to I-wall style barriers.

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Genus and specific descriptor. Every type of organism has a special, two-part scientific name that includes the genus and species, detailed description of the creature.

Genus is a taxonomic rank used to categorise living and extinct organisms, viruses, and other biological entities. Genus is placed above species and below family in the system of biological taxonomy.

A species or group of things is called a genus. There are multiple species included in this taxonomic category. In order to group several species under a single heading, biologists use this phrase. A genus is a taxonomic rank made up of species that have been classified together due to shared traits (having comparable structures or distinctive characteristics) or being phylogenetically related.

The complete question is:

Each type of organism is assigned a unique, two-part scientific name, which consists of the __ of the organism.

kingdom and genus

family and cell type

domain and kingdom

genus and specific descriptor

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Answer:

c Bone

Explanation: There are 4 basic types of tissue: connective tissue, epithelial tissue, muscle tissue, and nervous tissue.

Answer:

D

Explanation:

PCR, assuming sufficient primers, dNTP’s, and polymerase molecules, doubles the number of target DNA molecules per cycle. 5 cycles corresponds to 5 doublings of the target DNA. 2x2x2x2x2, or 2 to the 5th power is 32.

D. They obtain carbon and other elements by consuming decomposing organisms and their wastes

These elements can then be used by other organisms in the ecosystem.

What is Heterotrophs?

Heterotrophs are organisms that obtain their energy and nutrients by consuming other organisms. They are unable to produce their own food through photosynthesis or chemosynthesis, and thus rely on other organisms, either living or dead, for sustenance. Examples of heterotrophs include animals, fungi, and many types of bacteria.

Heterotrophs are organisms that cannot produce their own food and must obtain their nutrients and energy from other sources. They are often classified based on the type of organic matter they consume as either herbivores (plant-eaters), carnivores (meat-eaters), or omnivores (both plant- and meat-eaters).

Decomposers break down dead organic matter, such as dead plants and animals, and release the chemical elements they contain back into the soil or water.

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A substance requires energy to move across a membrane when it moves from (C) Low concentration to High concentration

The process of moving a substance across the cell membrane from high to low concentration is known as passive transport, which does not require energy. Active transport, on the other hand, is the process of moving a substance from low to high concentration, which requires energy.

The movement of molecules against their concentration gradient (low to high concentration) requires an energy source, which is usually in the form of ATP (adenosine triphosphate). Low concentration to High concentration. During active transport, the substance moves against its concentration gradient, which means it moves from an area of lower concentration to an area of higher concentration.

This process requires energy, which is provided by ATP. Active transport is responsible for the uptake of nutrients, such as glucose and amino acids, in cells. The process of active transport is crucial in maintaining the proper concentration of ions in cells. Additionally, active transport is essential for maintaining the pH of cells and the function of enzymes. Overall, active transport is an energy-intensive process that is vital for cellular homeostasis and function. The correct answer is C.

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Answer and Explanation:

The noble gases have eight valence electrons with the exception of helium, which has only two total electrons. Electrons are the negatively charged particles that orbit the nucleus of an atom in different energy levels.

Answer:

They bounce around and take form of the container

Explanation:

Correct alternative: a) The yellow color is dominant and the green color is recessive.

As observed in his experiment, Mendel identified that two factors determine the color of peas: a dominant for the yellow color and a recessive that expressed the green.

The dominant gene is the one that determines a characteristic, even when in simple doses in the genotypes. The recessive gene is only expressed when in double dose, because in the presence of a dominant, it becomes inactive.

Answer:

25

Explanation:

Answer:

See the answer below

Explanation:

Let us assume that the genes for texture (wrinkle or round) and color (green or yellow) is represented by s(S) and y(Y) respectively.

True breeding wrinkled and green = ssyy

True breeding round and yellow = SSYY

crossing the two:

                       SSYY   x   ssyy

F1 progeny:          all SsYy

Then, he crossed the F1 progeny with another ssyy

                       SsYy   x   ssyy

Progeny:

4 SsYy - round and yellow

4 Ssyy - round and green

4 ssYy - wrinkled and yellow

4 ssyy - wrinkled and green

a. Proportion of the phenotype expected = 1:1:1:1

b. Chi square = \(\frac{(O - E)^2}{E}\), where O = observed frequency, and E = expected frequency.

phenotype                      O                   E                            Chi square

round and yellow            31           1/4 x 110 = 27.5     \(\frac{(31 - 27.5)^2}{27.5}\) = 0.45

round and green             26          1/4 x 110 = 27.5     \(\frac{(26 - 27.5)^2}{27.5}\) = 0.08

wrinkled and yellow        27          1/4 x 110 = 27.5     \(\frac{(27 - 27.5)^2}{27.5}\) = 0.01

wrinkled and green         26          1/4 x 110 = 27.5    \(\frac{(26 - 27.5)^2}{27.5}\) = 0.08

Total Chi square = 0.45 + 0.08 + 0.01 + 0.08 = 0.62

Degree of freedom = 4 -1 = 3

Chi square tabulated (95% probability level) = 7.815

The calculated Chi square value is less than the tabulated Chi square value, hence, the outcome from the experiment is consistent with Mendelian expectations at 95% probability level.

Exhaling removes waste from the body by expelling carbon dioxide through the respiratory system.

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Answer: compare the relative energy storage of carbohydrates, lipids and proteins carbohydrates is 4 calories/milligram. lipids are 9 calories/milligram. proteins are 4 calories/milligram list in order in which the body will consume carbohydrates, lipids, and proteins for energy and explain why

Explanation:

Answer:

Any given experiment has numerous control variables, and it's important for a scientist to try to hold all variables constant except for the independent variable. If a control variable changes during an experiment, it may invalidate the correlation between the dependent and independent variables.

Explanation:

Answer:

Distillation

Explanation:

Answer:

Distillation is the separation method used for Akpeteshie.