Answer:
b is the answer accretion means to add or to increase
Answer:
its b
Explanation:
i have the same test
help l m a o ........
Answer:
D
Explanation:
LKM iF i AM CORRECT
What is the density of a rock which has a mass of 35 grams and a volume of 7 cm3
Answer: Density equals mass divided by volume (D=M/V). Thus, 35/7=5.
The density of a rock which has a mass of 35 grams and a volume of 7 cm3. So, the density of the rock is 5 grams per cubic centimeter (g/cm³).
To calculate the density of an object, you can use the formula:
Density (ρ) = Mass (m) / Volume (V)
Given the mass (m) of the rock is 35 grams and its volume (V) is 7 cm³, you can plug these values into the formula to calculate the density:
Density (ρ) = 35 g / 7 cm³ = 5 g/cm³
Understanding density is crucial for comprehending the behavior of various materials and substances in different contexts, from the properties of solids and liquids to the movement of gases in the atmosphere.
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2 Itching and other skin problems are signs that a cat or dog may have fl eas. Fleas are parasites known for their biting and blood-sucking abilities. When they bite, fl ea saliva enters the pet’s circulatory system, sometimes causing an allergic response commonly seen as a “hot spot” on the pet’s neck or the base of its tail
Itching and other skin problems are signs that a cat or dog may have flea. Fleas are parasites known for their biting and blood-sucking abilities. When they bite, flea saliva enters the pet’s circulatory system, sometimes causing an allergic response commonly seen as a “hot spot” on the pet’s neck or the base of its tail.
Fleas are tiny parasitic insects that infest the fur of dogs and cats. They feed on blood and cause skin irritation that results in itching. If the problem is severe, it can lead to more significant health issues. Pet owners should watch for signs of fleas and treat their pets promptly to avoid complications. Fleas lay eggs on the skin of dogs and cats, which hatch and develop into larvae.
The larvae feed on the skin, shedding as they mature. Adult fleas emerge from the larvae, biting the host to feed on blood. The process repeats itself, with adult fleas continuing to lay eggs on the skin of the pet.The most common sign of fleas in dogs and cats is itching. Pets will often scratch themselves, bite their skin, or lick excessively to relieve the irritation.
Other signs of fleas include red or inflamed skin, hair loss, and the appearance of small, raised bumps on the skin. These bumps are often referred to as "flea dirt" and are the waste products of the fleas. In severe cases, anemia, an allergic reaction, or the transmission of other parasites or diseases can occur.
Flea infestations can be treated with a variety of products, including topical treatments, shampoos, and collars. It is essential to follow the instructions on the product label and treat the pet and the surrounding environment to eliminate the fleas. Prevention is key to avoiding flea infestations, so pet owners should maintain a regular grooming and flea prevention schedule.
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How fast do trees grow
Answer:
The rate at which trees grow varies depending on the species, environment, and other factors. Some trees can grow up to several feet per year, while others grow more slowly.
Jenna took an open bowl of leftover mashed potatoes from the refrigerator and noticed a difference in smell. She determined that chemical changes occurred since the potatoes were first placed there. Which observations most likely led to Jenna’s conclusion? a change of odor a decrease in temperature a change in moisture content a decrease in mass
Answer:
its a on ed
Explanation:
The observation that most likely led to Jenna’s conclusion is a change of odor. Thus, the correct option is A.
What are Chemical changes?Chemical changes may be defined as those changes through which one chemical substance gets transformed into another chemical substance. This occurs in a variety of steps and types.
A difference in the smell of leftover mashed potatoes indicates the change in odor which is observed by Jenna.
A decrease in temperature, a change in moisture, and a decrease in mass do not make any sense with respect to difference in smell.
Therefore, the observation that most likely led to Jenna’s conclusion is a change of odor. Thus, the correct option is A.
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Name of an organism that contains a single chromosome and cell division occurs through fission or budding
Answer:
One example of an organism that contains a single chromosome and undergoes cell division through fission or budding is the bacterium called Escherichia coli (E. coli). E. coli is a unicellular organism with a single circular chromosome. It reproduces through binary fission, a process in which the cell divides into two genetically identical daughter cells.
Answer:
Prokaryotes
Explanation:
N
What makes up
chromatin?
A. DNA only
B. DNA and proteins this
C. DNA and ribosomes
D. DNA and RNA
The option B is correct. Chromatin is made up of DNA and proteins.
What is chromatin?Chromatin refers to a mixture of DNA and proteins that form the chromosomes found in the cells of humans and other higher organisms. Many of the proteins — namely, histones — package the massive amount of DNA in a genome into a highly compact form that can fit in the cell nucleus.
The function of this complex, the chromatin, is to package and reduce the size of DNA/RNA (tightly wind it so it takes up less space), regulate DNA replication and gene expression and to protect the DNA from damage.
The chromatin structure is formed by the association of DNA and histones. With the help of histone proteins, chromatin organizes DNA into chromosomes. Histones are adaptor proteins that help the DNA structure. They form a complex structure around the DNA, giving the chromosome a more compact shape.
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How does human population affect the environment and how does controlling population benefit the environment?
Human population growth impacts the Earth system in a variety of ways, including: Increasing the extraction of resources from the environment. These resources include fossil fuels (oil, gas, and coal), minerals, trees, water, and wildlife, especially in the oceans.Hope this helps.
Noah developed a model of how genes are acquired by offspring in sexual reproduction. He used two baskets-one to represent each parent. He placed two slips of paper representing alleles into each basket. To show the transmission of alleles, he selected one of the baskets, and took both slips of paper from that basket to represent the alleles passed to the offspring. Evaluate Noah's model. Identify whether Noah's model is incorrect or correct, and justify your response. Then, identify any changes that should be made to the model.
The process of creating new organisms through sexual reproduction involves fusing the genetic material of two individuals of different sexes.
What is sexual reproduction?The gametes, which are specialized sex cells, have chromosomes in their nuclei that contain the genetic information. These gametes are known as sperm in males and eggs in females, respectively.
The two gametes combine during sexual reproduction in a process known as fertilization to form a zygote, the predecessor to an embryo offspring, which receives half of its DNA from each of its parents.
A zygote in a person has 46 chromosomes total, 23 from the mother and 23 from the father. These chromosomes come together to create an offspring that resembles both its parents.
Therefore, The process of creating new organisms through sexual reproduction involves fusing the genetic material of two individuals of different sexes.
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PLEASE HELP ASAP!!!!
Which part of the circulatory system is responsible for carrying oxygen to cells and tissues?
plasma
venule
erythrocyte
leukocyte
Answer:
Erythrocyte
Explanation:
Erythrocytes, or otherwise called, red-blood cells are responsible for transporting oxygen and carbon dioxide to and from the cells and tissues. The reason for this is because of a protein called hemoglobin. The hemoglobin found in erythrocytes allow for transportation of oxygen + CO2 to and from cells.
The circulatory system is responsible for carrying oxygen to cells and tissues is erythrocyte. Thus, option "C" is correct.
What is Erythrocytes?Erythrocytes are also called, red-blood cells are responsible for transporting oxygen and carbon dioxide to and from the cells and tissues. The reason for this is because of a protein called hemoglobin.
The hemoglobin found in erythrocytes allow for transportation of oxygen + CO2 to and from cells.
Thus, option "C" is correct.
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do you have an English tutor?
Answer:
1: this is not a biology question.
2: If you need an English tutor, that is not the way to get one.
Explanation:
Please answer!! 20 POINTS AND BRAINLIEST
Answer:
1.crust
2.Divergent boundaries
3.tectonic plates
4.seismograph
5.S-waves
6.P-waves
Explanation:
On a coordinate plane, triangle A B C has points (negative 1, negative 1), (negative 2, negative 1) and (negative 2, negative 4). Triangle A prime B prime C prime has points (1, negative 1), (2, negative 1), and (2, negative 4). What is the name of the line of reflection that maps the pre-image to the image? y = x y-axis x-axis x = 1
On a coordinate plane, the triangle A B C has points, and the line of reflection that maps triangle A B C to triangle A' B' C' is the line x = 1 (last option), which is a vertical line that passes through the point (1, -1) and reflects the pre-image over this line to produce the image.
What is the line's reflection?It is a type of transformation in which a pre-image is reflected over a line to produce an image, and each point in the pre-image is mapped to a corresponding point in the image; here, for the triangles ABC, the line of reflection is x = 1.
Hence, on a coordinate plane, the triangle A B C has points, and the line of reflection that maps triangle A B C to triangle A' B' C' is the line x = 1 (last option), which is a vertical line that passes through the point (1, -1) and reflects the pre-image over this line to produce the image.
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Answer:
y-axis on edge
Explanation:
picture below. I tried x = 1 but it was wrong, I actually took a look at the image and the y-axis was in between the 2 triangles.
I’ll give you BRAINLIEST
What is a true statement about models in science?
A. Models never change.
B. Models are only used by scientists.
C. Models are only used by engineers
D. Models change to accommodate new discoveries.
Answer:
D.models change to accommodate new discoveries
43 protons, 55 neutrons, and 44 electrons. What is the charge of the atom’s nucleus?
Answer:
23
Explanation:
Took the test got a 100%
Which of these characteristics is shared by all living things
Answer:
Cellular organization.
Reproduction.
Metabolism.
Homeostasis.
Heredity.
Response to stimuli.
Growth and development.
Adaptation through evolution.
Explanation:
Which of the following is a type of adaptation that animals can have? 1. Physical characteristics II. Behaviors III. Life cycle differences O1 and 11 OI I and III O II and III O1, II, and III
How many FADH2 molecules does the Krebs cycle produces per 3 glucose molecules?
One molecule of glucose is broken down into two molecules of pyruvate.
So the krebs cycle occurs twice for each glucose molecule.
In the krebs cycle 1 molecule of FADH2 is produced.
we multiply 3 molecules of glucose by 2 krebs cycles that occur
3*6=6krebs cycles
and 1 molecule ofFADH2 per cycle so we get 6 molecules of FADH2
Men who are “benevolent sexist” have positive feelings about women as a group but,
Answer:
w
Explanation:
w
Answer:
Men who are "benevolent sexists have positive feelings about women as a group but men based on shows that women have difficulty identifying benevolent sexist acts as sexist or negative emotional associations between particular attributes and groups.
Explanation:men
. Which of the organisms—herbivores, carnivores, or omnivores—would also be labeled consumers? Why?
In an ecosystem, all herbivores, carnivores, and omnivores are regarded as consumers. This is due to the fact that they consume other species, whether they be plants, animals, or both, in order to gain energy and nutrients.
Every organism that consumes other living things is referred to as a consumer in ecological terms. Since they devour plants, which are producers that harness solar energy through photosynthesis, herbivores are consumers. Since they devour other animals, which are themselves, consumers who have acquired energy and nutrients from other species, carnivores are consumers. Since omnivores consume both plants and animals, they are consumers who fill a variety of ecological niches.
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Why do plasma potassium levels fall whilst sodium levels increase in response to aldosterone? (20 marks).
what is one difference between mitosis and meiosis is that, during mitosis
mitosis is 2 identical cells (Diploid)
meiosis is 4 s3x cells (Haploid)
What happens when two forces act in the same direction?
differentiate between transpiration, exaporation and evapotranspiration
Transpiration refers to the process of water loss through the stomata of plants, evaporation is the process of a liquid turning into a gas, while evapotranspiration is the combination of both transpiration and evaporation and refers to the total water loss from a surface.
What is Transpiration?Transpiration is the process by which water is lost from a plant through small pores called stomata. This water loss can occur through evaporation from the surface of the leaves or stems and serves to regulate the temperature of the plant and maintain water balance.
Transpiration also plays a crucial role in the movement of water and nutrients from the roots to the leaves. It is an important aspect of the water cycle and helps to redistribute water and minerals throughout the plant.
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A group of researchers transformed E. coli to express
dsRNA that matched a transcription factor, eaf-1. They
then fed these E. coli to C. elegans worms. When the
researchers examined the C. elegans, they found that
they had fewer offspring and were smaller individuals,
with similar characteristics to C. elegans in which eaf-1
had been knocked out.
The students suggested several hypotheses based on
these observations about how RNAi worked:
1. The dsRNA inhibited gene transcription.
2. The dsRNA inhibited mRNA processing.
3. The dsRNA inhibited translation of mRNA into protein.
4. The dsRNA inhibited protein folding.
Mark this and return
The researchers then performed a series of experiments
to determine which hypothesis was correct. The C.
elegans were found to be transcribing eaf-1 into mRNA,
but not producing eaf-1 protein. When the students
directly injected C. elegans with dsRNA and tracked
tagged mRNA, they found the mature mRNA was
degraded in the cytoplasm, and ribosomes were not
binding to it. Which hypothesis is supported by these
observations?
The hypothesis that is supported by these observations is that the dsRNA inhibited the translation of mRNA into protein (third option).
What does the experiment reveal about dsRNA?In this experiment, the C. elegans worms were transcribing eaf-1 into mRNA but not producing the eaf-1 protein. This phenomenon shows that dsRNA inhibited the translation of mRNA into protein related to the action of E. coli on the worms.
This also explains why the worms affected by this bacteria had fewer offspring and the offspring were smaller.
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Drag each label to the correct location.
Categorize the structures as homologous or analogous
the mammalian tail and
the human coccyx (tail bone)
the leaves of pitcher plants
and cacti
the flippers of penguins
and dolphins
the bills of ducks
and platypuses
Homologous
Reset
Next
the shells of turtles
and crabs
Analogous
The analogous organs include shells of turtles and crabs and flippers of penguins and dolphins. While the homologous organs include the leaves of pitcher plants and cacti and mammalian tail and the human coccyx.
What are homologous and analogous organs?The homologous and the analogous structures are used as evidence of the comparative anatomy. They are important in determining the pattern of evolution and ancestry.
The homologous organs are characterized by similar structures that vary in functions. The leaves of pitcher plants and cacti and mammalian tails and the human coccyx have a similar anatomical structure but are used for various purposes.
The analogous organs have the same function even when they have different structures like the shells of turtles and crabs and flippers of penguins and dolphins. The shells protect both turtle and crab, while flippers are used to swim.
Therefore, the shells of turtles and crabs and flippers of penguins and dolphins are analogous organs.
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if in the cell have ten chromosomes and want to divides by meosis how many daughter cell will be formed?
Answer:
Explanation:
If a cell with ten chromosomes undergoes meiosis, it will result in the formation of four daughter cells. Meiosis consists of two rounds of division, known as Meiosis I and Meiosis II.
During Meiosis I, the cell undergoes a process called homologous chromosome pairing and crossing over. This results in the separation of homologous pairs of chromosomes, reducing the chromosome number from 10 to 5.
Then, during Meiosis II, each of the daughter cells formed in Meiosis I will undergo a second round of division. In this round, the sister chromatids within each cell separate, resulting in the formation of four haploid daughter cells, each containing five chromosomes.
Therefore, when a cell with ten chromosomes undergoes meiosis, it will produce four daughter cells.
Answer:
If a cell with ten chromosomes undergoes meiosis, it will form four daughter cells.
Explanation:
During meiosis, the cell goes through two rounds of division, resulting in the formation of four haploid daughter cells. In the first round of division, called meiosis I, the cell divides into two daughter cells, each with half the number of chromosomes as the original cell. In this case, each daughter cell would have five chromosomes.
In the second round of division, called meiosis II, each of the two daughter cells from meiosis I divides again, resulting in a total of four haploid daughter cells, each with five chromosomes. So, a cell with ten chromosomes undergoing meiosis would produce four daughter cells, each with five chromosomes.
HOMOLOGOUS CHROMOSOMES SEPERATE FROM EACH OTHER WHAT STAGE
Answer:
Homologous chromosomes separate from each other during anaphase I of meiosis.
Explanation:
Meiosis is a specialized type of cell division that occurs in sexually reproducing organisms. It involves two rounds of cell division, known as meiosis I and meiosis II, which result in the formation of haploid gametes (sperm or eggs) with half the number of chromosomes as the parent cell.
During meiosis I, homologous chromosomes pair up and exchange genetic material in a process called crossing over. Then, during anaphase I, the homologous chromosomes separate from each other and migrate to opposite poles of the cell. This is followed by telophase I, cytokinesis, and the formation of two new cells, each with a haploid set of chromosomes.
In contrast, during meiosis II, the sister chromatids of each chromosome separate from each other and migrate to opposite poles of the cell, resulting in the formation of four haploid daughter cells.
Which is true about all of the ova (egg cells) in an individual female?
They have half the 1
umber of chromosomes
as her body cells, and
he exact same genetic
equence as each other.
Streak Boost...
2
they have half the number of
chromosomes as her body
cells, and a different genetic
sequence from one another
Streak Saver
Double Jeop
3
They have the same number
of chromosomes as her body
cells, and a different genetic
sequence than one another.
They have the same
number of chromosome
as her body cells, and
the exact same genetic
All the ova in a woman's ovaries have the exact genetic sequence because they are all derived from the same original cell in her body, which underwent the process of meiosis.
When talking about all the ova (egg cells) in an individual female, which is true about them?Ova, or eggs, are the female gametes (reproductive cells) of most animals and some plants.
An ovum contains one copy of the chromosomes of the mother, including mitochondrial DNA, and is fertilized by a sperm cell, which contains a corresponding complement from the father to form a zygote.
The following statement is true about all the ova (egg cells) in an individual female:They have half the number of chromosomes as her body cells, and the exact same genetic sequence as each other.
This assertion is based on the idea of meiosis, which is the cellular division of gametes that occurs in the ovaries. Meiosis I and II result in four haploid daughter cells, each with half the original number of chromosomes.
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the stages of mitosis and the process of cytokinesis draw and label a cell in each stage
These phases are prophase, prometaphase, and metaphase, Cytokinesis is the final physical cell division and is considered the sixth phase of mitosis.
What are the stages of mitosis and cytokinesis?Cytokinesis begins in the phase of cell division. and ends in telophase, extending completion as the next interphase begins. The first obvious change of cytokinesis in an animal cell is the sudden aspect of a pucker, or cleavage furrow, on the cell surface.
Mitosis and each of the two meiotic divisions result in two unrelated nuclei contained within a single cell. Cytokinesis performs a crucial process to separate the cell in half and ensure that one nucleus ends up in each daughter cell.
So we can conclude that Cytokinesis, the division of the cytoplasm to form two new cells, overhangs with the final stages of mitosis.
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