Case study 3: A systematic review on very early breastfeeding initiation and neonatal mortality in 136,047 infants found that breastfeeding initiation 2-23 h
after birth was associated with a 33% higher risk of mortality compared to
breastfeeding initiation ≤1 h after birth, can you explain why this is the may be the case

Ecological succession and evolution are both processes that affect the population of red foxes in different ways. Ecological succession involves the gradual and predictable changes that occur in a community of organisms over time while evolution refers to the changes in the genetic makeup of a population over time.

Ecological succession involves the gradual and predictable changes that occur in a community of organisms over time. It is driven by both biotic and abiotic factors and is classified into two main types: primary and secondary succession. During primary succession, organisms colonize a newly formed area that lacks soil and organic matter.

Over time, these pioneer organisms create soil and organic matter, which allows for the growth of more complex plants and animals. Secondary succession occurs after a disturbance such as a fire or flood has occurred, and it involves the gradual return of a community to its original state. Ecological succession can affect the population of red foxes in several ways.

For example, as vegetation grows and changes, the availability of food and shelter for red foxes can also change. This can either increase or decrease the population of red foxes depending on the availability of food and other resources. Furthermore, as other animal populations change due to succession, this can also impact the population of red foxes through predation or competition.

Evolution, on the other hand, refers to the changes in the genetic makeup of a population over time. This occurs as a result of several mechanisms, including natural selection, genetic drift, and gene flow. Over time, these changes can lead to the formation of new species and the extinction of others.

Evolution can affect the population of red foxes in several ways. For example, if a population of red foxes undergoes genetic changes that allow them to better adapt to their environment, this can increase their survival and reproduction. Conversely, if changes in the environment reduce the survival and reproduction of red foxes, this can decrease their population.

Overall, ecological succession and evolution can both affect the population of red foxes, but in different ways. Ecological succession involves changes in the availability of food and other resources, while evolution involves changes in the genetic makeup of a population over time.

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Answer:

c latititude

Explanation:

Latitude or distance from the equator – Temperatures drop the further an area is from the equator due to the curvature of the earth. In areas closer to the poles, sunlight has a larger area of atmosphere to pass through and the sun is at a lower angle in the sky.

Answer:

so true

Explanation:

i wish it was easier

The spines of the cactus have several functions, which are the following:

To defend them from possible predators: inside the body of the plants there is a great deal of water; if herbivores could access it, these plants would not survive.

To provide them with shade: it is true that not much, but it is enough so that the loss of water by evaporation is minimal.

Reflect sunlight: many species have white spines.

Answer: It is D.

Explanation:

The part of the coral that is built up over thousands of years into a reef is A. The correct option is D.

Coral reefs are composed of colonies of hundreds to thousands of individual corals known as polyps.

These marine invertebrates have hard exoskeletons made of calcium carbonate and are sessile, which means they are permanently fixed in one location.

Coral reef ecosystems are basically among the most diverse as well as valuable ecosystems on the planet. Coral reefs have the most species per unit area of any marine environment.

The reef is built on a skeleton made of calcium carbonate by coral polyps.

Slowly, over hundreds or thousands of years, coral polyps add layers of limestone to their skeletons and grow outward and upward, expanding the reef.

Thus, the correct option is D.

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Answer:

the production of new living organisms by combining genetic information from two individuals of different types

Explanation:

In the final stage of respiration, ATP is formed through a series of electron transfer reactions within the cytoplasmic membrane that drive the oxidative phosphorylation of ADP to ATP. Bacteria use various flavins, cytochrome, and non-heme iron components as well as multiple cytochrome oxidases for this process.

The organic molecule that is made during photosynthesis is sugar. So the correct option is A. sugar.

Photosynthesis is a chemical process that is carried out in plants and algae in which organic molecules are generated from inorganic matter thanks to the energy that sunlight provides. This sunlight is going to be converted into ATP and NADPH which are going to be used to make carbohydrates.

This process will be generated in organisms that are photoautotrophs, that is, those that use the photons of light to generate organic molecules to be able to feed on them, they do not need external food to survive.

Therefore, we can confirm that the organic molecule that is made during photosynthesis is sugar. So the correct option is A. sugar.

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Answer: 1) They respond to events occurring inside a cell.

Explanation:

The rest DO describe external regulatory proteins except the first option.

Hope this helps :)

* please mark my answer Brainliest *

1. They respond to events occurring inside a cell.

External Regulators Proteins:

Therefore, the statement that NOT describe external regulatory proteins is Statement 1.

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The statements that accurately describe the impacts of the mutations shown based on the illustrations are: Mutation 1 is a silent mutation, Mutation 2 results in a frameshift mutation and Mutation 4 results in a premature stop codon.

Options A, B & D are correct.

A silent mutation is a change in the DNA sequence that does not change the amino acid sequence of the resulting protein. In this case, mutation 1 is a substitution of a single nucleotide, but it still results in the same amino acid (leucine), so it is a silent mutation. Therefore, statement A is true.

A frameshift mutation is a type of mutation that results in the alteration of the reading frame of the codons in the mRNA sequence, which can lead to a completely different amino acid sequence downstream from the mutation site. In this case, mutation 2 is an insertion of a single nucleotide, which causes a frameshift mutation that changes the amino acid sequence downstream from the mutation site. Therefore, statement B is true.

A missense mutation is a change in the DNA sequence that results in a different amino acid being incorporated into the protein. In this case, mutation 3 is a substitution of a single nucleotide that changes the amino acid from leucine to proline. Therefore, statement C is true.

A premature stop codon is a type of mutation that results in the truncation of the protein sequence, usually leading to a non-functional protein. In this case, mutation 4 is an insertion of a single nucleotide that creates a premature stop codon, resulting in a truncated protein. Therefore, statement D is true.

Therefore, the correct answer choices are A, B, and D.

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The question is incomplete. the complete question is:

Five strands of mRNA are depicted here, numbered 1-5. The mRNA sequence labeled number 1 indicates the codons that result from the transcription of the original, unmutated DNA. Identify the statements below that accurately describe the impacts of the mutations shown based on the illustrations. Select the three (3) answer choices that apply.

A. Mutation 1 is a silent mutation.

B. Mutation 2 results in a frameshift mutation.

C. Mutation 3 is a missense mutation.

D. Mutation 4 results in a premature stop codon.

Answer:

1. independent: hair dye

dependent: amount of gray hair showing

control: old dye

2. independent: floor wax

dependent: number of scratches

control: original wax

3. independent: amount of sunlight

dependent: height of plant

control: none

4. independent: studying time

dependent: science grade

control: 30 minutes of studying

5. independent: vacuum

dependent: amount of dust

control: Oreck vacuum

Explanation:

i really hope it's right it's been a minute since i've done variables

The independent variables are the conditions that are changed in each scenario (new brand of hair dye, new floor wax, full sunlight, increased study time, Shark vacuum). The dependent variables are the results measured (amount of gray hair, number of scratches, growth of basil plants, change in grade, amount of dust in canisters). The control variables are the original conditions (old hair dye, original floor wax, partial sunlight, previous study time, Oreck vacuum).

1. a. Independent Variable = New brand of hair dye vs. old brand
b. Dependent Variable = Amount of gray hair showing after 2 weeks
c. Control = Old brand of hair dye

2. a. Independent Variable = Squeaky Clean floor wax vs. original brand
b. Dependent Variable = Number of scratches after a week
c. Control = Original brand of floor wax

3. a. Independent Variable = Full sunlight vs. partial sunlight
b. Dependent Variable = Height of basil plants
c. Control = Plants receiving partial sunlight

4. a Independent Variable = Amount of study time (30 minutes vs. 60 minutes)
b. Dependent Variable = Change in science grade
c. Control = Previous 30 minute study time

5. a. Independent Variable = Shark vacuum vs. Oreck vacuum
b. Dependent Variable = Amount of dust in canisters after vacuuming
c. Control = Oreck vacuum

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Answer: its C!

Explanation:

When diving with a computer, it is recommended that I (choose all that apply) Answer: Dive well within its limits, follow the most conservative computer – mine or my buddy's, start at the deepest point and progress shallower, ascend slowly and make a safety stop.

Answer:

The correct answer is : option D.

Explanation:

The given example of the slime mold that flows on a rotten log and the parasitic flatworms and other insects shows no cellular distinction as they lack true partitioning in between their cells of the body. These organisms (insects and parasitic flatworm) have syncytial tissues but lack cell membranes.

All these organisms still follow the rules of cell theory as they are made up of cells and rise from pre-existing cells and all cells of an organism are similar to one other. However, it is not necessary to have a cell membrane and it can be abandoned.

Thus, the correct answer is : option D.

Answer:

get more light

Explanation:

Answer:

get more light

Explanation:

plants grow towrd the light to get more light. the light the plant gather is transferred (with other ingredients) into glucose (Suger)

There are both similarities and differences in the cell division between plants and animals. The process by which an existing cell divides itself into two daughter cells is called mitosis.

Some differences include:

Eukaryotic cells, which include both animal and plant cells, share several characteristics. Common organelles including the cell membrane, cell nucleus, mitochondria, endoplasmic reticulum, ribosomes, and Golgi apparatus are among the organelles that share similarities.

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Answer:

d

Explanation:

Explanation:

Nitrogen is a component of amino acids and urea.

Hope this helps

Answer: Amino acids and urea

Explanation: Amino acids are the building blocks of all proteins.

Answer:

c the comet turns into a shooting star and is gone forever

Answer:

The Bacteria population is less likely to be killed by antibiotics

Most articles pass right through the atom, this means that most of the atom is an empty space.

An atom is described as a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons.

Protons and neutrons make up the core nucleus of an atom, which is encircled by an electron cloud. In relation to the size of the atom as a whole, the nucleus is exceedingly small.

As a result, the electrons surrounding the nucleus are the primary target of interactions when particles or even light pass through an atom. The majority of the atom's remaining space, which includes the nucleus, is vacant.

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A niche of a species encompasses the physicial and environmental conditions that the species requires and, also, the interactions it has with other species. Therefore, the correct answer is A. the role an organism plays within an ecosystem

The master cell cycle processes that govern DNA replication and mitosis G1 phase and cyclin-dependent kinase activation.

DNA mutations can also result from DNA replication that has been can also be stimulated by low levels of CDK activity in the G2 phase of the cell cycle. If the damage is irreparable, the cell will normally enter apoptosis,ensuring that it will not pass on its damaged DNA.When cells have DNA damage but do not achieve apoptosis,they may be on the road to cancer.Toxic damage to cells can cause individual cell death, and if enough cells are lost,the result can be tissue or organ failure,ultimately leading to the death of the organism.It is almost impossible to separate a discussion on cellular toxicity and biochemical toxicity.They break down excess or worn-out cell parts.They may be used to destroy invading viruses and bacteria.If the cell is damaged beyond repair,lysosomes can help it to self-destruct in a process called programmed cell death, or apoptosis.

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Methods of vegetative propagation include cutting, grafting, layering, division, sprouting, etc.

Vegetative propagation is a method of plant propagation that uses vegetative structures such as stems, roots and leaves to create new plants without the need for seeds. There are several methods of vegetative propagation, each suitable for different plant species and desired results. Here are some commonly used methods:

1. Cutting: This involves taking part of the stem or root of the mother plant and placing it in a suitable growing medium. Cuttings develop roots that eventually grow into new plants.

2. Layering: In this method, the plant's branches and stems are bent and partially buried in the ground. Roots develop from the buried part, and when they take root, they are separated from the mother plant and a new individual is formed.

3. Grafting: This technique involves joining the tissues of two different plants, the shoot (the plant of interest) and the rootstock (which provides the root system and support). Two plant tissues fuse and the shoot grows into a new plant with the desired plant characteristics.

4. Sprouting: Similar to grafting, sprouting involves attaching the shoots of the desired plant to a rootstock. New shoots develop from the shoots with the desired plant characteristics.

5. Tissue culture: This is a laboratory-based method of culturing plant cells or tissues in a nutrient-rich medium under controlled conditions. Cells divide and differentiate into whole plants and can be transferred to soil.

These vegetative propagation methods are widely used in horticulture and agriculture to propagate plants with desirable traits or to propagate plants that do not produce viable seeds.

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The absence of flooding from rivers into forested floodplain wetlands would lead to adverse effects on soils, hydrology, and the overall biodiversity downstream, emphasizing the importance of maintaining the natural connection between rivers and floodplains for the health and functioning of these ecosystems.

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Answer:

NaOH

Explanation:

Since no acid-base reaction equations are provided for each substance, we will have to use logic to find the answer. We can immediately eliminate vinegar and lemon juice, which are both acids, as acidic substances generally taste sour. Next, we can apply the idea of most acids having a +H in their chemical formula while most bases have a -OH in their chemical formula. Because HCl has a +H in its formula, it is an acid, and since NaOH has a -OH in its formula, NaOH is a base.