What is taxonomic key and dichotomous key?

Over time, beaches C) can change suddenly, such as after a storm, or they can change slowly, such as when high tides erode a shoreline cliff.

Beaches may alter quickly or gradually over time. They can alter rapidly, like after a storm, or gradually, as when strong tides erode a coastline cliff. Beaches are dynamic habitats that change often as a result of a number of natural phenomena, including wave action, tides, storms, and erosion. Sandbars, new dunes, or coastal erosion are examples of the various ways that these processes may alter beaches.

Some beach changes can happen suddenly, like after a storm or a hurricane, which can result in significant erosion or the depositing of a lot of sand. Other changes might happen more gradually, like the sand gradually building up over time or the slow erosion of a shoreline cliff brought on by wave action.

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Complete Question:

What happens to beaches over time?

a. Beaches undergo little change since any buildup of landforms will be broken apart by the waves.

b. Beaches undergo little change—any sand that is eroded is added back by rivers that flow nearby.

c. They can change suddenly, such as after a storm, or they can change slowly, such as when high tides erode a shoreline cliff.

d. They only undergo a number of sudden changes when tsunamis hit their shores.

Explanation:

in latin, extremus means extreme. philiā comes from greek and means love. extremophiles are organisms that achieve optimal growth in environmental conditions that are considered extreme, can be explained as "love"

The part of the plant that is shown in image 2 is the petal. Option D

We know that a flower is the reproductive part of the plant. This is the part of the plant that contains the anther and the stigma of the plant. As such, looking at the plant, we can see that the part of the plant that can be take part in the process of pollination is the flower of the plant.

Given the image of the plant as we can see it, it is clear that the labelled part of the plant that we can see in the image that has been labelled 2 is the petal.

Hence, the flower could be said to be the reproductive part of the plant.

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The genotype of the plant with yellow round seeds will be YYRR and produce YR gametes, while the genotype of the plant with green wrinkled seeds will be yyrr and produce yr gametes.

The yellow round changed into YYRR and the green wrinkled become yyrr. The green, wrinkled parent presentations recessive phenotypes, which means that that must be homozygous recessive for both the pea coloration and pea shape genes. This corresponds with the genotype yyrr.

for the reason that yellow seeds are dominant to green, the allele for yellow seeds need to be represented with higher case letter while the only for inexperienced seeds have to be written in decrease case letter. let's think that the allele for yellow seed is Y and that for green seeds is y. as a result the genotype of the heterozygous yellow seeded plant may be "Yy" and that for green seeded plant could be "yy" (as the recessive allele is expressed best in homozygous conditions). The pass between heterozygous yellow seeded plant and green seeded plant will produce 50% yellow seeded plants and 50% green seeded plant life.

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Answer:

The cell controls what passes in and out of the cell.

Explanation:

Mendel then combined these plant lines for purebreeding and noted the characteristics of the hybrid offspring. He discovered that every F1 hybrid of the first generation resembled one of the mother plants.

Mendel observed that the F1 generation produced by hybridizing true-breeding  progeny plants only exhibited one feature of a characteristic. A true-breeding purple-flowering plant, for instance, might have been crossed with a truthful white-flowering plant.

However, Mendel found that crossing two distinct purebred plant varieties resulted in offspring that resembled either of the parents, not a combination of the two.

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Answer:

I'm O+

Explanation:

AB and A blood

O+ is universal so we can donate to anyone but only receive A and B blood

Answer:

In biochemistry and pharmacology, receptors are chemical structures, composed of protein, that receive and transduce signals that may be integrated into biological systems

Answer:

The atmosphere is comprised of layers based on temperature. These layers are the troposphere, stratosphere, mesosphere and thermosphere. A further region at about 500 km above the Earth's surface is called the exosphere.

Explanation:

Answer:

The atmosphere is comprised of layers based on temperature

The layers are the troposphere, stratosphere, mesosphere and thermosphere. A further region at about 500 km above the Earth's surface is called the exosphere.

-- but on line it also says   there is an ionosphere

Answer:

C

Explanation:

option c is correct

ingestion➡️ digestion➡️ absorption➡️ assimilation

Answer:

Ingestion > Egestion > Digestion > Absorption > Assimilation

Explanation:

Answer: B

Explanation:

Answer:B

Yellow light is reflected from the center so that means it is scattered. White light (all colors) is reflected off the petals.

Soluble food molecules are absorbed into the epithelial cells of the small intestine through the process of diffusion and active transport.

Worms are helpful when they die the techniccally turn into fertiliser in a way

Answer:

The atmosphere blocks out harmful rays from the sun. The ozone layer, which lies in the stratosphere 11 to 50 kilometers from the Earth's surface, blocks out many harmful forms of radiation. Without the ozone layer, ultraviolet rays would destroy most life on Earth. Gases in the atmosphere also hold in heat.

The proportion of chromosomes in a man's skin cell that are maternal chromosomes is 50%.

In a man's skin cell, exactly 50 percent of the chromosomes are maternal chromosomes.

Each human has a total of 46 chromosomes in each cell. In the chromosomes, genetic material is carried in the form of genes. There are 23 chromosomes from the father and 23 chromosomes from the mother. When the sperm of the father combines with the egg of the mother, it forms a zygote, which has a total of 46 chromosomes.

The zygote then starts dividing itself, and the same number of chromosomes is passed on to each of the daughter cells. Each of the two daughter cells carries half of the father's chromosomes and half of the mother's chromosomes.

Half of the chromosomes that are present in the daughter cells are inherited from the father, while the other half is from the mother. In a man's skin cell, the number of chromosomes from the father and mother is almost the same. It is exactly 50 percent of maternal chromosomes and 50 percent of paternal chromosomes.

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One characteristic considered to be a specialization of advanced (more highly evolved) flowering plants is the presence of double fertilization, option C is correct.

Double fertilization is a unique reproductive feature found in flowering plants (angiosperms). It involves the fusion of two male gametes with two female gametes, leading to the formation of a zygote and endosperm.

One male gamete fuses with the egg cell to form the zygote, which develops into the embryo, while the other male gamete fuses with the two polar nuclei in the ovule to form the endosperm, which provides nourishment to the developing embryo. This process is distinct from most other plants and is considered a specialized reproductive mechanism found in advanced flowering plants, option C is correct.

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The complete question is:

Which of the following is considered to be a specialization characteristic of advanced (more highly evolved) flowering plants?

A. superior ovary

B. separate flower parts

C. double fertilization

D. simple leaves

E. spirally arranged flower parts

Answer:

sugar glider

Explanation:

Answer:

either the obvious answer: flying squirrel

or slightly less obvious: sugar glider

Answer:

deforestation

pollution

mass extinction

Explanation:

all three caused by humans

Answer:

mass exinction, deforestation, pollution

Explanation:

The term that best describes this cross is a "test cross."
The question is about crossing a pea plant with unknown genotype (yellow seed) and a plant with a known genotype (green seed) to determine if the yellow-seeded plant is homozygous (YY) or heterozygous (Yy).

A test cross is performed by crossing an individual with an unknown genotype, in this case the yellow-seeded plant, with an individual that is homozygous recessive for the trait being studied, which in this case is the green-seeded plant (yy).

This allows you to determine the genotype of the unknown individual based on the offspring's phenotypes. If all offspring have yellow seeds, then the unknown genotype is likely homozygous dominant (YY), but if some offspring have green seeds, then the unknown genotype is heterozygous (Yy).

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Answer:

The Endoplasmic Reticulum also known as E.R. is an extensive system of many membranes that move proteins and other substances through the cell. The E.R. with attached ribosomes is called an: Rough E.R.

Hopefully, this answers your question. Your welcome and Have a nice day. :)

Answer:

List the 7 levels of classification from largest to smallest.

D. Kingdom, Phylum, Class, Order, Family, Genus, Species

Answer:

D. Kingdom, Phylum, Class, Order, Family, Genus, Species

Explanation:

These are the 7 levels of classification from largest to smallest.

A young goat has downward-curved horns. One copy of the gene for horn shape was passed down to the young goat from its father and one copy from its mother is the explanation.

A ratio of dominant to recessive traits is the result of the gene combination from the parents, as stated by Mendel's second law of inheritance, which states that a pair of traits segregate independently of another pair during gamete formation. In phenotype sharing, the offspring will only exhibit the dominant trait when parents with required traits are crossed together. This suggests that the dominant mother and not the dominant father passed on the horn-shaped gene to the young goat.

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The shrinking of cell indicates that the solute concentration outside the cell is high is called Osmosis.

Osmosis is one of the important parts of the transportation o minerals and nutrients and tells about the physiology of the plants and osmosis means the transportation of water from higher concentration to lower concentration that is down the gradient and also it can be defined as the movement of water from lower concentration of solute to higher

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Answer: Plasma Membranes are semipermeable and have receptors which help in cell-cell communication, whereas Cell wall is completely permeable and does not have any receptors. Plasma Membrane protects protoplasm and checks the entry of molecules.

Explanation: Hope it helps!

Answer:

g

Explanation:

j

Answer: common iliac vein, great sphanous, inferior vena cava

Explanation:

four support ing tissue in plants are

1. vascular tissue

2. epidermal tissue

3. ground tissue

4. meristematic tissue

Answer:

Parenchyma tissue, Collenchyma tissue, Sclerenchyma tissue, and Vascular tissue (Xylem, Phloem) are the supporting tissues in plants.

Answer:

During meiotic cell division, two daughter cells are produced that genetically identical to their parent cell.

Explanation:

I Hope This Is What You Were Looking For!

-Jusitn:)

Answer:

During meiotic cell division, four

daughter cells are produced that are genetically different from

their parent cell.

Explanation:

Answer:

Please find the answer to the blank spaces in each statement of the attached image in CAPS.

1. All energy comes from the SUN

2. Plants, algae and some bacteria capture energy by PHOTOSYNTHESIS in their CHLOROPLAST.

3. Plants, animals, fungi, protists, and most bacteria release energy by RESPIRATION in their MITOCHONDRIA.

Note:

- Photosynthesis requires CARBON DIOXIDE (CO2) and WATER (H20) to make GLUCOSE (C6H12O6) and OXYGEN (02)

- Respiration requires GLUCOSE (C6H12O6) and OXYGEN (02) to make CARBON DIOXIDE (CO2) and WATER

Explanation:

The image in this diagram is depicting how energy flows from the ultimate source, which is the SUN to other living organisms. Plants, algae and some bacteria have the ability to capture energy from the SUN using pigments in their CHLOROPLAST in a process called PHOTOSYNTHESIS, which they use to synthesize their food. The process of photosynthesis requires CARBON DIOXIDE (CO2) and WATER (H20) to make GLUCOSE (C6H12O6) and OXYGEN (02) gas.

However, on the contrary, virtually all living organisms including: Plants, animals, fungi, protists, and most bacteria etc. release energy via an organelle called MITOCHONDRIA in a process called RESPIRATION. The process of respiration requires GLUCOSE (C6H12O6) and OXYGEN (02) to make CARBON DIOXIDE (CO2) and WATER.

Answer:

The answer is B: The projections increase the surface area-to-volume ratio of the cell, which allows for more efficient nutrient exchange with the environment.

Explanation:

These finger-like projections, also known as microvilli, are commonly found in cells that are actively involved in absorption or secretion, such as the kidney cells in this scenario. They significantly increase the surface area of the cell, thereby allowing more transport proteins to be embedded in the cell membrane and facilitating more efficient exchange of molecules between the cell and its environment. This increase in surface area doesn't significantly affect the volume of the cell, so it doesn't considerably increase the metabolic needs of the cell.

Therefore, these projections do not primarily increase the volume of the cell (option A), the speed of individual molecule movement (option C), or the selectivity of the membrane by limiting the number of transport proteins (option D). Instead, they enhance the cell's capacity for molecular exchange by increasing its surface area.