When ___________ are transferred or deposited on __________, it starts germination. A long pollen
tube develops from __________ which passes through the _________ to the _______. The male gametes
move down the pollen tube, and the tube enters the ______ inside the ________. In the _________, the
male gametes fuse with female gametes to form a fertilised egg cell called ________. The ________
develops into an embryo which is a part of a seed that develops into a new plant.




PLS ANSWER AS SOON AS POSSIBLE

Soil erosion may be caused by an interaction between the hydrosphere and geosphere.

Soil erosion is the denudation or wearing away of the upper layer of soil. It is a form of soil degradation. This natural process is caused by the dynamic activity of erosive agents, that is, water, ice, snow, air, plants, and animals.

Soil erosion occurs primarily when dirt is left exposed to strong winds, hard rains, and flowing water. In some cases, human activities, especially farming and land clearing, leave soil vulnerable to erosion.

The effects of soil erosion go beyond the loss of fertile land. It has led to increased pollution and sedimentation in streams and rivers, clogging these waterways and causing declines in fish and other species.

Learn more about soil erosion:

https://brainly.com/question/9837143

#SPJ6

Sex chromosomes are those chromosomes in which sex-determining genes reside. Humans have two sex chromosomes, one inherited from the mother and the other from the father. These two chromosomes differ between males and females.

Females have two X chromosomes, while males have one X and one Y chromosome. Match each phenotype description to its corresponding sex chromosome genotype in humans The five phenotypes listed in the question are described below and matched to their respective sex chromosome genotypes.

XX with SRY on X: This is a genetic disorder that causes individuals with a male gender identity to have two X chromosomes and a single X chromosome with the SRY gene. This can cause the development of female genitalia, although a male gender identity is present. XY with SRY deleted: The Y chromosome determines male development. If the SRY gene, which is located on the Y chromosome, is absent or deleted, male development may not occur as expected, and individuals with an XY genotype may develop female characteristics.

XXX: Females have two X chromosomes, so individuals with three X chromosomes are genetically female. However, the presence of additional sex chromosomes can result in abnormal development.

XXY: An extra X chromosome in males, also known as Klinefelter syndrome, can cause infertility, smaller testicles, reduced body hair, and breast enlargement. XYY: Males with two Y chromosomes, or Jacob's syndrome, are taller than average but may experience delayed language development, learning difficulties, and attention deficit hyperactivity disorder (ADHD).

Therefore, the matching of each phenotype description to its corresponding sex chromosome genotype in humans is shown below:

Phenotypically female with some abnormalities and overexpression of X chromosome genes: XXX Phenotypically male with an increase in average stature: XYY Phenotypically male but karyotype indicates the presence of only X chromosomes: XY with SRY deleted Phenotypically male with sterility and hypogonadism: XXY Phenotypically female but karyotype indicates the presence of both sex chromosomes: XX with SRY on X.

To learn more about chromosomes visit;

https://brainly.com/question/30077641

#SPJ11

False. As sleep begins, the levels of neurotransmitters sent to the forebrain from the reticular formation do not decrease. It sends signals to the forebrain to promote wakefulness and arousal.

In fact, the reticular formation, a network of nerve pathways in the brainstem, plays a crucial role in regulating sleep and wakefulness.  During wakefulness, the reticular formation releases neurotransmitters such as norepinephrine, serotonin, and acetylcholine, which help maintain an alert and awake state. These neurotransmitters promote the activation and arousal of the forebrain.

When it comes to the onset of sleep, the activity of the reticular formation changes. Rather than decreasing neurotransmitter levels, it actually undergoes a shift in its activity. The reticular formation transitions from promoting wakefulness to inhibiting wakefulness and promoting sleep.

Learn more about neurotransmitters here:

https://brainly.com/question/28101943

#SPJ11

Marsha, a recruiter from Jamaica, works for a recruitment company in the United States. She favors other Jamaicans who apply for jobs by hiring them instead of individuals who are non-Jamaicans. Marsha's behavior can be described as favoritism or ethnocentrism

Marsha's behavior can be described as discriminatory. Discrimination occurs when someone favors or treats a particular group of people differently based on certain characteristics, such as nationality or ethnicity. Marsha's preference for Jamaican applicants and her hiring practices suggest that she is engaging in nationality discrimination. It is important for recruiters and employers to treat all job applicants fairly and evaluate them based on their qualifications and experience rather than their nationality or ethnicity.

. This means that she is giving preferential treatment to people from her own ethnic background, which can be unfair to other applicants and potentially lead to a less diverse workforce within the company.

To know more about ethnocentrism, visit:

https://brainly.com/question/9886107

#SPJ11

Answer:

a

Explanation:

activation is the start

Answer:

a

Explanation:

Fossil fuels formed in the prehistoric period of the earth's planet called the Carboniferous Period, approx 280 to 360 million years ago.

The Carboniferous Period of the earth planet is a geological period that occurred approx 280 to 360 million years ago, in which dead animals and plants fossilized remained in the soil to be compacted and thus formed all types of fossil fuel we use today such as coal, natural gas, derived gases, oil, petroleum and any they of non-living fossilized waste. This period (carboniferous period) of part of the late Paleozoic era, which is a geological era.

Therefore, with this data, we can see that natural gas, derived gases, and oil are all types of fossil fuels generated from dead plants and animals that lived in the Carboniferous period of the earth's planet.

Complete question:

Fill in the blank with the missing part of the sentence. Fossil fuels form in prehistoric ____.

Learn more about the Carboniferous Period of the earth here:

https://brainly.com/question/15167754

#SPJ1

Answer:

Is one half the original DNA and one half new DNA with the same code as the original strand preserved

Explanation:

I am assuming the process is DNA replication.

The process of DNA replication:

step 1- the DNA double helix unwinds using an enzyme called dna helicase. Proteins hold the strands apart from each other forming a Y shape called the replication fork.

step 2- At the replication fork, enzymes called DNA polymerase move along each of the DNA strands adding complementary bases to the nitrogen bases using base pairing rules.

step 3- DNA polymerases add nucleotides to a growing double helix until all the DNA is copied

result- 2 new DNA molecules, each made of one original strand and one copied strand

Answer:

False

Explanation:

Earthquakes are CAUSED by plate movement. Not the other way around.

Photosynthesis

inputs : water , carbondioxide,

outputs: oxygen, sugar

Cellular respiration

inputs : sugar, oxygen

outputs: water, carbon dioxide

The compound having the formula C₄₄H₆O₈NP is found in many foods and belongs to lipids.

Lipids are macromolecules. They are basically fatty compounds which happen to perform a variety of different functions in our human body. They are a very crucial part of our cell membranes and they basically help in controlling what goes in as well as out of our cells. They also play an important role in helping with moving as well as storing energy, absorbing vitamins and synthesizing hormones.

The compound having the chemical formula C₄₄H₆O₈NP is a compound which is known as MMPE. MMPE basically stands for monomethylphosphatidylethanolamine. It happens to belong to the class of lipids and is found to be present in a wide variety of food.

To know more about lipids here

https://brainly.com/question/4700024

#SPJ4

The locomotor system, also known as the musculoskeletal system, is responsible for the movement of the body. It includes bones, muscles, tendons, ligaments, and joints, all of which work together to facilitate movement.

The bones provide the framework and support for the body, while the muscles are responsible for producing the force required for movement. The tendons connect the muscles to the bones, and the ligaments connect the bones to each other, providing stability and limiting movement in certain directions.

The joints are where two bones meet and allow movement to occur. Different types of joints, such as ball-and-socket,  and pivot joints, allow for different types of movement.

When a muscle contracts, it pulls on the attached tendon, which in turn pulls on the bone, causing movement at the joint. This coordinated effort of the bones, muscles, tendons, ligaments, and joints allows us to perform a wide range of movements, from simple actions like standing and walking to more complex movements like running and jumping.

The nervous system plays a crucial role in controlling the locomotor system, sending signals from the brain to the muscles via the spinal cord to initiate and regulate movement.

Learn about musculoskeletal system here https://brainly.com/question/1283837

#SPJ1

Answer:

Farming affects biodiversity as it needs space and chemicals.

Explanation:

Farming requires space, so it firstly contributes in the habitat loss of many plants and animals species that were already present there. Then seeds are sown to grow the desired

Answer:

B. Elks attatch leaves and grasses to their antlers to help them appear larger.

Explanation:

Reason 1: If the Elk appears larger other male Elks would be too scared to fight that Elk for a female. Reason 2: The female Elk will be more attracted to the larger male Elk even if it's largeness is fake.

Based on the negative feedback loops in the animation and knowledge of the reproductive system, the treatment that is likely to inhibit fertility in rabbits is option B: both high testosterone and high progesterone treatments.

Both hormones have the ability to inhibit LH and FSH secretion, which are necessary for ovulation and maintenance of the corpus luteum. The negative feedback loop is disrupted, resulting in decreased production of gonadotropins, and ultimately inhibiting fertility. High GnRH would result in high and constant production of LH and FSH, which can actually increase fertility, and high testosterone alone would not inhibit LH and FSH secretion, but it can masculinize the female rabbit.

Learn more about  feedback loops

https://brainly.com/question/29189523

#SPJ4

the hormones secreted by the endocrine glands enter the circulation and are carried throughout the body to act upon target cells located far away from the secreting glands. Thus, endocrine glands are highly vascularized with many small capillaries among the nests of endocrine cells.

Answer:

the hormones secreted by endocrine gland enter the circulation and are carried throughout the body to act apon targeted cells located far away from the secreting gland. that's the reason why endocrine glands are vascularized with small many capillaries amongst the nest of their cells

Answer:

You must be a legal resident of d state u represent

Explanation:

Plzzzzzzzzzzzzz give me brainiest

Answer:

Vacuole

Chloroplast

Cell wall

Explanation:

Answer:Evolution is the process by which populations of organisms change over generations. Genetic variations underlie these changes

Explanation:

Answer: electropherogram

Explanation:

The output image of the Sanger sequencing process is commonly referred to as an electropherogram or sequencing trace. It is a graphical representation of the sequencing results obtained from the Sanger sequencing method.

In Sanger sequencing, fluorescently labeled DNA fragments are separated by size through capillary electrophoresis. As the DNA fragments pass through the capillary, a laser excites the fluorescent labels, and the emitted light is detected and recorded as peaks on the electropherogram. The peaks correspond to the different bases (A, C, G, and T) present in the DNA sequence.

The electropherogram provides valuable information about the sequence of the DNA being analyzed. The height and shape of the peaks indicate the relative abundance and quality of each base at each position along the sequence. By analyzing the electropherogram, researchers can determine the nucleotide sequence of the DNA fragment being sequenced.

The electropherogram is typically displayed as a graph with the x-axis representing the position in the DNA sequence and the y-axis representing the signal intensity or peak height. It is an essential tool for DNA sequencing analysis and is used to interpret and verify the accuracy of the sequencing results.

To know more about DNA

brainly.com/question/30993611

#SPJ11

Explanation:

some pesticides make them reproduce faster

During prophase, the parent cell will have 48 chromatids. This is because during interphase, the DNA replicates, resulting in each chromosome consisting of two sister chromatids.

Therefore, if the parent cell has 24 chromosomes, it will have a total of 48 chromatids during prophase.

Regarding the major difference between plant cells and animal cells, the most accurate statement is: "Only plant cells have a cell wall." Plant cells have a rigid cell wall made of cellulose, which provides structural support and protection to the cell. Animal cells, on the other hand, do not have a cell wall. Hence option D is correct.

To know more about chromatids:

https://brainly.com/question/29550720

#SPJ4

a. The evolutionary forces that cause an increase in genetic variation both within and between populations are:

b. The evolutionary forces that cause a decrease in genetic variation both within and between populations are:

c. The evolutionary forces that cause an increase in genetic variation within populations but cause a decrease in genetic variation between populations are

Mutation: Random changes in DNA sequences lead to new genetic variations within individuals.

Gene Flow: The movement of genes between populations through migration and interbreeding introduces new genetic variations into populations, increasing genetic diversity both within and between populations.

Genetic Drift: Random fluctuations in allele frequencies due to chance events can lead to the loss of genetic variation within populations.

Natural Selection: When specific traits or alleles provide a reproductive advantage, they become more common in a population, while less advantageous traits or alleles may decrease or disappear.

Genetic Mutation: Mutations introduce new genetic variations within individuals, leading to increased diversity within populations.

Genetic Drift: Random fluctuations in allele frequencies due to genetic drift can lead to the loss of genetic variation between populations.

Learn more about the evolutionary: https://brainly.com/question/10773806

#SPJ11

The type of scientist best qualified to perform genetic engineering to produce more productive seeds in agriculture would be a molecular biologist, the correct option is C.

Molecular biologists specialize in studying the structure, function, and interactions of molecules within biological systems, including DNA and genes. Genetic engineering involves manipulating the genetic material of organisms, which requires a deep understanding of molecular biology principles.

Molecular biologists have the expertise to identify and isolate specific genes responsible for desired traits in crop plants, such as increased productivity or resistance to pests or diseases. They can then modify or introduce these genes into target plants to achieve the desired outcomes, the correct option is C.

To learn more about genetic follow the link:

https://brainly.com/question/28980835

#SPJ4

Answer:

The term "epoch" is normally used to define a specific era or period of time in one person's life, which is typically noted by specific important or memorable events.

Explanation:

Answer:

Negative

Explanation:

Gravitropisms. Phototropism is a response to the stimulus of light, whereas gravitropism (also called geotropism) is a response to the stimulus of gravity . When the stem grows against the force of gravity (upwards), this is known as a negative gravitropism.

Answer:

negative

Explanation:

this is because negative gravitropism is when a plant grows away from gravity (like moving upwards). then, positive gravitropism is when the roots of a plant move grow downwards.

i hope this helps you!

If 10 more quadrats were sampled for this activity, there should be less variation between the different groups. This is because the greater the sample size, the more reliable the results become.

With more quadrats available, it is easier for researchers to observe andmodel the patterns and differences observed in the vegetation. Furthermore, with more information to work with, researchers can observe long-term trends in a population of plants, which allows for a more comprehensive understanding of the environment.

This ultimately helps us to make better informed decisions when managing natural resources. Additionally, a larger sample gives us a better picture of the general health of an ecosystem. Thus, by increasing the number of quadrats available, researchers are able to obtain more accurate and reliable data which can then be used for future analyses.

know more about vegetation here

https://brainly.com/question/1981135#

#SPJ11