- Which cell structures are similar in the way they protect, support, and hold the other
organelles together?
A. Cell Wall, cytoplasm, and lysosomes
B. Cell membrane, cytoplasm, and ribosomes

Foraminiferans, radiolarians, and ciliates are all protists, which are single-celled eukaryotes. They are all found in aquatic environments, and they play an important role in the marine food chain.

Foraminiferans are amoeboid protists that have a hard outer shell. The shell is made of calcium carbonate, and it can be simple or complex in shape. Foraminiferans are filter feeders, and they use their pseudopods to capture food particles from the water.

Radiolarians are also amoeboid protists, but they have a skeleton made of silica. The skeleton can be spherical, needle-shaped, or branched. Radiolarians are also filter feeders, and they use their pseudopods to capture food particles from the water.

Ciliates are protists that have cilia, which are short, hair-like structures that help them to move and to capture food. Ciliates are the most complex of the three groups, and they can be found in a variety of shapes and sizes. Some ciliates are free-living, while others live in association with other organisms, such as algae or animals.

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Answer:

During this process the messenger RNA and the transfer RNA are manufactured

Explanation:

These RNAs are necessary to be able to comply with the formation of proteins, since they read the genetic code and after this they assemble the reading to make proteins of structure, function and support.

This is how cells when dividing or multiplying separate their genetic code by replicating.

Answer:

-saliva

-hydrochloric acid

-pancreatic juices

Explanation:

When the food such as carbohydrates enters our mouth, the saliva enzyme starts break down of that carbohydrate. Then the food enters the esophagus and then reaches the stomach. In stomach, hydrochloric acid  is present which helps in digestion of food. Then the food enters the small intestine and their pancreatic juice is present which also helps in break down of sugars, fats, and starches.

A percutaneous vertebroplasty is a procedure which is minimally invasive that is performed in order to treat osteoporosis related compression fractures of the spine.

Vertebroplasty is a procedure which helps stabilizing the spine by treating the compression fractures in it. This is done by injecting the bone cement into the vertebrae on the back bones which has been broken or cracked due to osteoporosis.

The added cement hardens up and helps in the stabilizing the fractures present in the spine and supporting it. This procedure in minimally invasive as it is done through just through a small puncture in the skin instead of open incision.

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Answer: A, D, D

Explanation:

Answer:ok

Explanation:ok

Answer:

Crustaceans and Molluscs play an important role in the oceanic carbon sink.

Explanation:

Carbon sinks can serve to partially offset greenhouse gas emissions. Forests and oceans are both large carbon sinks. Algae is pressurized to bottom of the ocean by long term sequestration. Algae then falls to the bottom of the ocean and TRANSFORMS to fossil fuels.

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The correct answer is 0.2 micrometers. Since 5 single spaces of the ocular micrometer fit in one space of the stage micrometer. That is 5 single spaces of the ocular micrometer = 1 space of the stage micrometer (which stands for 1 micrometer).

Explanation:

hello

ammonia is a toxic chemical(NH3) that is so dangerous for body

livers change ammonia to urea by CO2 to make it less toxical

and after that kidneys excret urea I the form of uric acid.

Polygenic inheritance is an inheritance pattern in which a trait is controlled by two or more genes. A key to recognizing a trait that is determined by the effects of two or more genes is the observation that the phenotype of the trait falls on a continuous spectrum rather than distinct categories.

For instance, in humans, height is a polygenic trait, which means it is determined by the combined effects of multiple genes. The expression of height is not determined by a single gene, but rather by the interactions of many genes. As a result, height is distributed across a continuous spectrum, with some people being very tall, some people being very short, and most people being somewhere in between.

A key characteristic of polygenic traits is that they are often influenced by environmental factors. For example, nutrition can have an impact on the final height of an individual. Therefore, identifying the genes that contribute to polygenic traits is a complex task that involves both genetic and environmental factors.

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Answer:

Explanation:

Diagram included below.

1.) 4 chromosomes. Daughter cells are not identical due to recombination (i.e. crossing over).

1.) 2n=4

2.) Cells produced by meiosis are haploid. With just one chromatid.

Explain: Meiosis I separation of homologous chromosomes but sister chromatids stay together. Meiosis II sister chromatids separate, making haploid cells with non duplicated chromosomes.

3.) Germ cells have 46 chromosomes. Gametes have 23.

4.) Meiosis occurs in testes for men and ovaries for women. Mitosis occurs everywhere, basically any cell that isn't a reproductive cell.

5.) Recombination, genetic information is randomly shuffled. Events like crossing and the random orientation of homologue pairs make the possibilities endless. Remember sperm only gets half of the man's DNA, which half is random.

6.) After fertilization you get chromosomes from both mom and dad. The two haploid cells fuse and make a diploid cell.

Both Igα and Igβ molecules contains a single ITAM in their cytoplasmic tails which interacts with the receptors and initiate a response through the tyrosine kinase receptors.

Fc receptor is a antibody receptor which is involved in the antigen recognition that is located at the membrane of certain immune cells such as B lymphocytes, natural killer cells, macrophages, neutrophils, and mast cells. Such receptors recognize Fc fragment of antibodies and thus named as Fc receptor.

Igα and Igβ each protein have a single ITAM in their cytosolic tails, these give the B-cell receptor a total of two ITAMs. When the antigen molecule binds, the tyrosine present in these ITAMs become phosphorylated by the receptor-associated Src-family tyrosine kinases Blk, Fyn, or Lyn and initiate the response.

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Answer:

Which of the following is not a complementary base pair?

a A-U

b U-G

CA-T

Answer:

90 degrees!!!!!! I HOPE THIS HELPS

Explanation:

Dietary fat mainly consists of triglycerides, which are composed of three fatty acid molecules attached to a glycerol molecule. These fatty acids can be saturated, monounsaturated, or polyunsaturated.

Saturated fatty acids are solid at room temperature and are commonly found in animal products like meat and dairy. Monounsaturated and polyunsaturated fatty acids are liquid at room temperature and are commonly found in plant-based sources like nuts, seeds, and oils.

The remainder of dietary fat may include other lipids like phospholipids, sterols, and fat-soluble vitamins. Phospholipids are important components of cell membranes, while sterols like cholesterol are used to produce hormones and maintain cell membrane integrity.

Fat-soluble vitamins like vitamins A, D, E, and K also require fat for absorption and transport in the body. It is important to consume a balanced amount of dietary fat to support various bodily functions while also maintaining a healthy weight.

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Answer:

chloroplast

Explanation:

What are chloroplasts?

Chloroplasts are cellular organelles that are present in plant cells only. Chloroplasts are a doubled membrane organelle that contains a matrix inside of itself called the stroma.

Inside the chloroplasts,  stacks of thylakoids are presently called the grana. Inside the grana, a green pigment is present. This is called chlorophyll.

Chlorophyll is the pigment responsible for carrying out photosynthesis in plants. Chlorophyll is able to trap sunlight, whose energy is used for splitting water molecules and the formation of glucose.

Therefore, chloroplasts are only present in plant cells. Chloroplasts are one of three types of plastids present in plants. The other types of plastid are chromoplast and leucoplast. Chromoplast is present in fruits and contain carotenoid pigments. Leucoplast is non-pigmented and is present in non-photosynthetic plant regions.

Answer:

mid ocean ridges forms because it is responsible for dividing the ocean's.

The  features form when magma emerges between two diverging oceanic plates mid ocean ridges forms because it is responsible for dividing the ocean's.

Mid-ocean ridges occur along diverging plate boundaries, where new ocean floor is created as Earth's tectonic plates drift apart. As the plates move apart, molten rock rises to the seafloor, producing huge volcanic eruptions of basalt.

Beneath the ocean, deep within the earth, convection currents carry molten material into the upper mantle. This material rises through fault cracks between oceanic plates that are moving away from each other. This material fills the cracks, hardens, and forms a new crust.

Mid-ocean ridges form at diverging plate boundaries, where spreading of the seafloor leads to the production of new oceanic crust. This new crust forms due to igneous intrusions and extrusions as magma cools below the Earth's surface or erupts as lava above the Earth's surface.

Therefore, The  features form when magma emerges between two diverging oceanic plates mid ocean ridges forms because it is responsible for dividing the ocean's.

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The type of magma that may be unable to form a volcano is tephra magma.

A volcano is a crack in the earth's crust that allows lava, volcanic ash, and gases to escape.

Basaltic magma forms shield volcanoes, which are often found above a mantle plume, whereas andesitic/rhyolitic magma forms stratovolcanoes.

All fragments of rock thrown into the atmosphere by an erupting volcano are tephra.

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Answer:

paleoclimatologists use different sources of information from fossils in order to record past climate and environmental conditions (for example, tree rings or skeletons of coral reefs)

Explanation:

Paleoclimatology is the discipline that studies ancient climate and environmental conditions. Paleoclimatologists are researchers that analyze different sources of evidence to obtain accurate records of past climate conditions. In this regard, the fossil record has proven to be a useful tool to obtain such information. For example, the rings of fossilized trees are usually wider during warm and wet years, while these rings become thinner during cold and dry years. Moreover, geochemical records from the skeletons of fossil corals (composed of calcium carbonate) are good indicators of past climate conditions because coral growth is sensitive to small fluctuations in water temperature. Paleoclimatologists also use non-biological climate indicators (e.g., sediments and ice sheets) to reconstruct past climate and environmental conditions.

The phosphate heads of phospholipids face the external watery side, whereas the fatty acid tails face within, away from water.

Each phospholipid has two hydrophobic tails and a hydrophilic head, making it amphipathic. The hydrophilic heads face outward, and the hydrophobic tails are inwards facing. Hydrophilic heads and hydrophobic tails are visible in the chemical structure of phospholipids.

The fatty acid tails are what make phospholipids hydrophobic. Carbon and hydrogen chains make up the tails. Because the bonds between carbon and hydrogen are non-polar, water molecules cannot interact with them. As a result, the tails are hydrophobic.

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Answer: C. apartheid

Explanation: i know this cuz im south african if someone says other wise there wrong

Answer:

When a scientific problem is posed and clearly defined, in the search for its final solution, one starts from a hypothesis.

Explanation:

A hypothesis is a solution to a scientific problem that is:

Answer:

The skin

Explanation:

because it protects the internal organs just like the cellwall of the cell

Answer:

Explanation:

Hey how are you

That you got to add and fertilizer

Answer:

There are plenty of things that we as individuals can do to slow down the amount of pollution going into the ocean, these could include not flushing anything down the toilet that won't disintegrate (because no matter where you live, all toilet pipes lead to the ocean), converting plastic use to reusable materials; this could include using reusable straws, water bottles, shopping bags, etc. and of course, when you need to throw plastic out, always recycle. :)  

Explanation:

I believe the best way an individual can help the oceans is by converting plastics to reusable or at least eco-friendly products. If everyone made a conscious effort to do this, the oceans would be MUCH clearer.

Hope this helps!

The phenotypic probability of the offspring with orange-brown male and a homozygous black female is 0:4:0.

A person having (Heterozygous) one or (Homozygous) two capital letter genes will exhibit dominant features. (Aa, AA)

Recessive traits — Only present in those who have both small-letter genes. (aa)

His genotype might either be (BB) or because the mother cat has a black colour characteristic, which is the dominant trait in this case (Bb).

The brown coloration of the male cat is a recessive characteristic, hence the genotype is undoubtedly (bb).

It is said in the given that none of their progeny developed dark skin.

If Bb X bb was used in a monohybrid cross, one offspring (Bb, Bb, Bb, bb) would turn brown, but if BB x bb was utilised, we would find that the dominant phenotype would suppress the brown trait for all 4 offspring

(Bb, Bb, Bb, Bb).

The homozygous dominant is the first kind, followed by the heterozygous dominant and the homozygous recessive. As a result, it will resemble this: 0:4:0.

0 homozygous recessive, 4 heterozygous dominant, and 0 homozygous dominant is the meaning.

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Answer:

D.agility

Explanation:

D.agility

Answer:

D Agility

Explanation:

physical fitness components related to skills, including: explosive power, speed, agility, coordination, speed, reaction and balance.

The image shows a nucleotide, which is formed by three parts:

a: a phoshate group

b: a sugar

c: a nitrogenous base (A/U, T, C or G)

Answer:

the answer would probably be 75%

Explanation:

If you do a punnet square it will show the results.

In the given scenario, to see the structures of chloroplast scientists can use a transmission electron microscope. The correct option is D.

Transmission electron microscopes (TEM) are microscopes that visualize specimens and basically create a much higher magnification of an image using an electron particle beam.

TEMs have the ability to magnify objects up to 2 million times.

Transmission electron microscopy (TEM) is a popular method for examining the ultrastructure of organelles.

TEM generates high-resolution pictures by passing electrons through an ultrathin segment of a sample and magnifying the resulting image with a series of lenses.

The electron beam of the TEM penetrates thin slices of biological material, allowing the study of individual components of cells and organelles.

Thus, the correct option is D.

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