An infant born after only 6 months of gestation could have:
a) Cystic fibrosis
b) Hyaline membrane disease
c) Mediastinal emphysema
d) Pectus excavatum

Answer:

b

Explanation:

that what i know hahaha

Answer:

All leaves have the same basic structure - a midrib, an edge, veins and a petiole. The main function of a leaf is to carry out photosynthesis, which provides the plant with the food it needs to survive. Plants provide food for all life on the planet.

Explanation:

Answer:

35 mph

I know because I'm a fish

We can confirm that metabollic energy is not required for the transport of ions across the membrane.

Facilitated diffusion is a type of passive membrane transport in which there is no energy expenditure as ions and molecules move down their concentration gradient. These ions and molecules will pass through the membrane through integral proteins that allow their passage.

Therefore, we can confirm that metabollic energy is not required for the transport of ions across the membrane.

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As with all waves, the relationship between the speed of sound, its frequency, and its wavelength is vw = f, where vw denotes the speed of sound, f denotes its frequency, and f is its wavelength. The straightforward equation speed = distance/time can be used to determine the speed of sound.

In the same amount of time, sound waves traveling at a high speed can go farther. For instance, if a sound wave travels and returns across a distance of 20 meters in 2 seconds, its speed is 10 m/s. The stiffness of the medium (or compressibility in the case of gases) and its density work together to define the speed of sound in that medium.

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The statement "The DNA condenses and the nuclear membrane breaks" occurs during prophase.

In the beginning stage of mitosis and meiosis known as prophase there are different  level of activity. This is when the DNA becomes more condensed the protective nuclear membrane. The mitotic spindle starts to form.

In prophase the DNA undergoes condensation, while simultaneously the nuclear membrane disintegrates. This enables the formation of the spindle. Allows for the movement of chromosomes, within the cell.

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Red blood cells lack nuclei in them. This provides more space for the cell to store hemoglobin.

What is the purpose of red blood cells?

Red blood cells are in charge of transporting oxygen from your lungs to your body's tissues. Your tissues use oxygen to produce energy and emit carbon dioxide as waste. Your red blood cells transport the carbon dioxide waste to your lungs, where you exhale it.

Due to the lack of a nucleus, hemoglobin also known as the oxygen-binding protein, allows the red blood cells to transport more oxygen. RBCs are also biconcave in shape, which increases the surface area available for oxygen diffusion across their surfaces.

Therefore, RBCs lack nuclei, which help transport more oxygen to the tissues.

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Carbon is stored on our planet in the following major sinks :

(1) as organic molecules in living and dead organisms found in the biosphere.

(2) as the gas carbon dioxide in the atmosphere.

(3) as organic matter in soils.

(4) in the lithosphere as fossil fuels and sedimentary rock deposits such as limestone dolomite and chalk.

(5) in the oceans as dissolved atmospheric carbon dioxide and as calcium carbonate shells in marine organisms.

Answer:

bottleneck; founder

Explanation:

Bottleneck effect is a loss of a large portion of the population.

Founder effects are a phenomenon whereby a small portion of a population migrates away from the original population and ends up establishing a new population in another area.

Answer:

at least 1,000 people per square mile

Explanation:

I took the test it was correct. ( i know thats not an explanation im sorry but its correct).

Answer:

I agree with the other person

Explanation:

The type of an organism that lives inside or on another living organism and draws upon that organism's strength and energy for survival is known as a parasite.

A parasite is an organism that lives on or inside another organism (the host) and obtains its nutrients and strength by exploiting the host. Parasites can affect a wide range of organisms, including plants, animals, and even other parasites. Parasites that feed on living cells are referred to as endoparasites, while those that feed on the exterior of the host's body are known as ectoparasites. Some parasitic organisms, on the other hand, may live in or on their host without causing significant harm, while others can cause severe damage and disease to their host. In conclusion, parasites depend on the host organism's strength and energy for their survival.

They are usually harmful to the host organism because they take nutrients from the host's tissues, which can damage the host's health and result in serious health issues.

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Answer:

Green Coloration

Explanation:

The adaptation that would be most useful to an insect that lives in the grass is green coloration. This would be a useful adaptation for them because now they could camouflage easily because the grass is green, and if they are also green and hiding in grass, nobody can spot them easily, which is a perfect way for them to hide from predators that may want to eat them.Organisms use camouflage to mask their location, identity, and movement. This allows prey to avoid predators, and for predators to sneak up on prey. ... The physical characteristics of the organism are important. Animals with fur rely on different camouflage tactics than those with feathers or scales, for instance.

Answer:

green coloration

Explanation:

i took the quizz<33

On the planet, areas with similar latitudes tend to have similar climates and, consequently, similar biomes. However, topography also has an impact on climate, which can affect the characteristics of different biomes in areas with the same latitude.

The biodiversity within a biome can be influenced by the interactions between living and nonliving variables in an ecosystem, such as symbiotic connections, competition, climate, topography, natural events, and human impact.  

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Answer:

true

Explanation:

The separation of sister chromatids is a characteristic of the anaphase stage of mitosis.

Mitosis is a type of cell division that produces two genetically identical daughter cells. Mitosis is essential for growth, repair of damaged tissues, and asexual reproduction. It is divided into four stages: prophase, metaphase, anaphase, and telophase. Chromosomes become visible in prophase.

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Answer:

Part 1: Punnett Square:

|  C R |  C W |

--|------|------|

C R| CRCR | CRCW |

--|------|------|

C W| CRCW | CWCW |

Part 2: The genotype of CRCW x CRCW would be 25% CRCR, 50% CRCW, and 25% CWCW.

Part 3: The phenotype of CRCW x CRCW would be 25% red, 50% pink, and 25% white.

Part 4: These results show that the pink flower color is not a stable or true-breeding trait because it can produce both red and white offspring in the next generation. The offspring will inherit one allele from each parent and the combination determines the flower color.

Part 5: If the chosen offspring is CRCW, and it is crossed with a pink flower (CRCW), then the offspring will have the same probability as the parent generation. There will be a 25% chance of getting a red flower, 50% chance of getting a pink flower, and 25% chance of getting a white flower.

Explanation:

Explanation:

Bryophytes are a proposed taxonomic division containing three groups of non-vascular land plants: the liverworts, hornworts and mosses. They are characteristically limited in size and prefer moist habitats although they can survive in drier environments. The bryophytes consist of about 20,000 plant species.

Answer:

The term Bryophyta came up from the word 'Bryon' which means mosses and phyton, meaning plants. These are the plants that grow in shady and damp areas and are small in size. They lack vascular tissues. They reproduce through spores instead of producing flowers and seeds.

Explanation:

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Answer:

A control group is a set of experimental samples or subjects that are kept separate and aren't exposed to the independent variable. ... A controlled experiment is one in which every parameter is held constant except for the experimental (independent) variable. Essentially, a control variable is what is kept the same throughout the experiment, and it is not of primary concern in the experimental outcome. Any change in a control variable in an experiment would invalidate the correlation of dependent variables (DV) to the independent variable (IV), thus skewing the results.

Explanation:

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Control variables are held constant or measured throughout a study for both control and experimental groups, while an independent variable varies between control and experimental groups.

A control variable in scientific experimentation is an experimental element which is constant and unchanged throughout the course of the investigation.

Moreover, a control variable is a variable or an element which is held constant throughout an experiment or a research in order to assess the relationship between multiple variables.

Control variables enhance the internal validity of a study by limiting the influence of confounding and other extraneous variables. This helps you establish a correlational or causal relationship between your variables of interest.

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Answer:

21 million years

Explanation:

The smallest object that a visible-light microscope can discern using green light is around 200 nanometers in size.

The diffraction limit, which is governed by the wavelength of light employed and the numerical aperture (NA) of the lens system, determines the smallest object that can be resolved by a visible-light microscope.

Green light has a wavelength of roughly 550 nanometers (nm), or 0.55 micrometres (m) in visible light. The potential resolution limit for a green-light microscope is around 200 nanometers, or 0.2 micrometres, assuming a high-quality lens with a NA of 1.4.

This indicates that the smallest object that a visible-light microscope can discern using green light is around 200 nanometers in size. In practise, however, other factors such as lens aberrations and sample preparation might alter a microscope's true resolution. As a result, reaching the diffraction limit of resolution is not always feasible.

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Answer:

Just like the Earth, half of the Moon is lit by the Sun while the other half is in darkness. The phases we see result from the angle the Moon makes with the Sun as viewed from Earth. ... We only see the Moon because sunlight reflects back to us from its surface.

Explanation:

Answer: Hello There!

Viruses may have arisen from mobile genetic elements that gained the ability to move between cells. They may be descendants of previously free-living organisms that adapted a parasitic replication strategy. Perhaps viruses existed before, and led to the evolution of, cellular life. OR There are all sorts of virus shapes and sizes. However, all virus particles have a protein coat that surrounds and protects a nucleic acid genome. This protein coat is called a capsid, and the instructions for making the protein subunits of the capsid are encoded in the nucleic acid genome of the virus. They keep on changing....

Explanation:

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Answer:

*Food preservation increases the shelf life of food.

*Food preservation increases the food supply.

*it's safe to eat food after a long time after preservation

Explanation:

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