The hbs allele is most likely to be common in regions with high rates of malaria like African area. The heterozygotes are not negatively impacted and are provided a benefit in these areas, therefore the allele survives.
What does the Hbs allele correspond to?Sickle cell anemia, which develops when two copies of the Hbs allele are inherited, is a serious, chronic condition that can be fatal. Hemoglobin becomes aberrant as a result, forcing the red blood cell to assume a crescent-shaped form and becoming hard as opposed to flexible. The red blood cell's shape is slightly altered by inheriting one copy of the Hbs allele (becoming a carrier), but not significantly enough to impair function as in the full disorder.For more information on Hbs allele kindly visit to
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state the function of valves in veins?
What is the main body system affected from sickle cell anemia?
A rancher specializing in racehorses has many buyers for her famous horses. she breeds two of her horses together over several years and, after two successful breedings, unexpectedly produced a dwarf pony. how did this happen?
A rancher specializing in racehorses has attracted many buyers due to her famous horses. After two successful breedings, the rancher unexpectedly produced a dwarf pony. This likely occurred due to a rare combination of recessive genes from both parent racehorses, resulting in the expression of dwarfism in the offspring. This genetic anomaly can sometimes happen in horse breeding, even when the parents themselves don't display the characteristic.
It is possible that the dwarf pony was a result of a genetic mutation or a genetic disorder that was carried by both parent horses but was not expressed until their offspring. It is also possible that the dwarf pony was a result of inbreeding, which is a common practice in horse breeding. Inbreeding can increase the likelihood of genetic defects and health problems in offspring. The rancher may need to reevaluate her breeding practices to avoid similar occurrences in the future. Despite this unexpected outcome, the rancher still has many buyers interested in her famous horses and may continue to have success in the racehorse industry.
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Bacteria tend to have a bad reputation, but there are many ways that bacteria are actually helpful to organisms. In the gold boxes, create 2 of your own orlginal examples to show different ways that bacteria can be helpful to organisms.
Answer:
1.Creating products, such as ethanol and enzymes.
2.Making drugs, such as antibiotics and vaccines.
3.Making biogas, such as methane.
4.Cleaning up oil spills and toxic wastes.
5.Killing plant pests.
6.Transferring normal genes to human cells in gene therapy.
7.bacteria help to break down food and keep you healthy.
Other good bacteria can produce oxygen are used to create antibiotics. Bacteria are used in food production to make yogurt and fermented foods. The ecosystem relies on bacteria to function properly.
Hope this helps!!!!
why are fossil fuels used as a primary source of energy?
A. they provide clean energy and are helpful to the environment
B. we will never run out of them on earth
C. they are abundant and inexpensive
D. all of the above
Answer:
C. They are abundant and inexpensive
Explanation:
When burned to produce energy fossil fuels cause harmful greenhouse gas emissions such as carbon dioxides.
We will eventually run out of fossil fuels because they are non-renewable
3. If tall eyeballs (T) are dominant to short eyeballs(t),
give the genotypes that are possible for members of Mr.
Krabbs' family.
Tall eyeballs =
1
Answer:
Tt, TT
Explanation:
Dominant genes are genes that express themselves over recessive genes. This are expressed on such individual and are visible phenotypically. While recessive genes are genes whose effect are masked and not expressed. They may be present in the genome of an individual but are not usually expressed.
For an individual with a dominant tall eye ball(T)over short eye ball(t), Tall eye ball will always be expressed as TT having similar allele or Tt with a different allele but in a dominant form.
which word or group of words is represented by the word "period" in the term periodic table
A) group
B) family
C) energy level
D) valence electrons
Answer:
C) Energy Levels
Explanation:
The word "period" in the terms of the periodic table means energy levels.
True or false: The structure of DNA is essential for providing variety since the order of nucleotides is responsible for the unique qualities of each organism.
Answer:
The statement is True.
why do we need to label the membrane
Answer:
To visualize the cell membrane using the fluorescent microscope.
Explanation:
Researchers may be able to track membrane proteins in living animals using the labeling technique. To get rid of dye molecules that aren't attached to the protein when a scientist uses a dye to label a membrane protein, she must repeatedly wash the cells.
Thank you.
which structures are highlighted? which structures are highlighted? external occipital protuberances occipital condyles external occipital crests inferior nuchal line
The trapezoid-shaped bone called the occipital bone is where the back portion of the brain is located. The occipital bone, one of seven bones that make up your skull, is situated near the lower-back of the cranium.
The occipital bone serves a number of purposes. Its protection of your brain is its most crucial function. It safeguards the area of the brain responsible for processing vision. Additionally, it serves as the link between the brain and the spine.The occipital bones of an individual's skull will fuse together as they get older. Between the ages of 18 and 25, the centre of your skull's sphenoid bone and occipital bone will fuse together. The top of your head's parietal and occipital bones will then fuse together sometime between the ages of 26 and 40.
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which root is used for the external genital organs of a female?
The external genital organs of a female are commonly referred to as the vulva.
The term "vulva" encompasses several structures, including the mons pubis, labia majora, labia minora, vaginal opening, and urethral opening. These organs play crucial roles in sexual arousal, reproduction, and elimination of waste. The vulva is located externally between a female's legs and is an essential part of her reproductive system.
It serves as the entrance to the vagina, where sexual intercourse occurs and through which a baby is born during childbirth. The vulva's various components are involved in pleasure sensations, protection of internal reproductive organs, and maintaining a healthy environment for the urinary and reproductive systems.
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The muscular tube between the stomach and the large intestine, divided into the duodenum, the jejunum, and the ileum, is the:_____.
The muscular tube between the stomach and the large intestine, divided into the duodenum, the jejunum, and the ileum, is referred to as the small intestine.
What is Small intestine?
This refers to a part of the gastrointestinal tract which is the longest and is also involved in the digestion of food substances into other absorbable forms in the body.
It is divided into three segments which are:
DuodenumJejunumIleumThe small intestine is also the area where food nutrients are absorbed into the bloodstream through structures known as villi to ensure adequate functioning of the body system.
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During labor, certain hormones are released that cause the contraction of the uterus in order to push the baby out. When those hormones are sensed by the glands of the endocrine system, they secrete more of that hormone which keeps labor going until the baby is born.
Answer:
The endocrine system assists in maintaining and regulating different functions of the body by producing and discharging hormones. It comprises glands situated throughout the body, which produce chemicals known as hormones directly into the blood. The levels of hormones in the blood are monitored by a highly unique homeostatic mechanism known as feedback.
The two kinds of feedback are common, that is, negative and positive feedback, of this positive feedback, is the rare mechanism. It augments the changes done rather than opposing them. For example, the discharging of oxytocin from the posterior pituitary gland at the time of labor is an illustration of a positive feedback mechanism.
The stimulation of the muscle contractions, which pushes the baby via the birth canal is done by oxytocin. This discharging of oxytocin leads to an augmented or stronger contraction at the time of labor. This contraction is enhanced and intensify until the baby comes out of the birth canal. However, when the stimulus to the pressure receptor terminates, the generation of oxytocin ceases, which eventually results in the stopping of labor contractions.
Answer:
positive
Explanation:
e2020
In a group of leopards, some individuals have a spotted coat and others have a black coat. In this group, the gene for the coat pattern trait has two alleles. The allele A is for a spotted coat, and the allele a is for a black coat.
Sabrina, a leopard from this group, has a spotted coat. Sabrina has two alleles for a spotted coat.
Based on this information, what is Sabrina's genotype for the coat pattern gene?
AA
a spotted coat
Aa
a black coat
Answer: If I'm right it should be Aa, a black coat
Explanation:
What major structures are located within the mediastinum on a fetal pig
The major structures that are located within the mediastinum on a fetal pig include the heart, esophagus, aorta, and part of the thymus gland.
Structures found in mediastinumThe mediastinum is part of the thoracic cavity that is medially located in the body. It is simply the space between the two lungs and where the heart lies.
The structures found in the mediastinum include the following:
heart, esophagus, aorta, and part of the thymus gland.The mediastinum is important to the fetal pig because it creates a pathway for structures traversing from the neck, superiorly, and into the abdomen, inferiorly.
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The three general requirements for resisting disease are:
eating foods that will give you the proper nutrition
exercising
eating foods high in calories
getting plenty of rest
taking lots of vitamins
Answer: eating foods that will give you the proper nutrition
exercising
getting plenty of rest
Explanation:
Which of the following statements is correct?
Each mRNA carries 1 amino acid
Each mRNA carries 3 amino acids
Each tRNA carries 1 amino acid
Each tRNA carries 3 amino acids
what is Photosynthesis?
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Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.
Ello...one of the traits studied by mendel was plant height with two variations tall pea plants (dominants), and dwarf plants (recessive). if a true-breeding tall pea plant is crossed with a true-breeding dwarf pea plant what will the offspring look like?
The offspring will look like "tt" if a true breeding tall pea plant is crossed with a true-breeding dwarf pea plant.
Tall plants are predominant regarding bantam or dwarf plants. Tall plants formed due to breeding of only tall attributes. Assuming the quality for this characteristic is meant by the letter "T"
i.e Let the predominant qualities for Tall pea plants be T
Let the attributes for the dwarf pea plants be t
To decide the genotype of the bantam pea plant, where the dwarf attributes will be communicated:
We need to cross the Tt × Tt
T
T Tt
t tt
We got offsprings as ( TT, Tt, Tt, tt )
TT = Predominant tall pea plant
2 Tt = Two heterozygous tall pea plant.
tt = dwarf pea plant.
Hence, offspring will look like "tt".
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Where can you find most of Earths’s frozen freshwater? I will mark brainiest plz give rig by answer
Answer:
C. In mountain glaciers
Explanation:
That is all frozen freshwater.
Answer:
In the Southern polar ice cap
Explanation:
what is the density of the bar. (1) 9.9cm^3 (2) 30.0cm^3 (3) 3.0cm^3 (4) 90.0cm^3
Which represents A strand of DNA bases?.
DNA has four nitrogen bases such as adenine (A), guanine, cytosine, and thymine. The A of DNA shows the adenine nitrogen base of the DNA, which is a purine in nature.
What is DNA?Because DNA is a polymer, it is made up of monomers of nucleotides. The nucleotide is made up of a deoxyribose (pentose) sugar, a phosphate, and a nitrogen base, and during the time of replication, these nucleotides come together. The DNA has four nitrogen bases such as adenine (A), guanine, cytosine, and thymine; out of these, two are purines (A and G) and two are pyrimidines (C and T).
Hence, the A of DNA is adenine, which has a nitrogenous base.
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List the seven main types of electromagnetic waves from largest to shortest wavelength
Explanation:
Radio waves
Microwaves
Infrared waves
Visible light
Ultraviolet waves
X-rays
Gamma rays
HELP ME SOMEONE PLSss
Answer:
I think it's a or D I'm not sure
the goliath beetle is able to lift things that weight ____
The goliath beetle is able to lift things that weight around 1141 times more its own weight.
Goliath Beetle:
The Goliath beetle is the biggest bug on the earth. They have been present on Earth for the past 300 million years. These magnificent species may be found in Africa's tropical and subtropical climates. They love living in deep jungles in warm climates. Although Goliath beetles are popular as pets (which reduces their population in the wild), they are not listed as an endangered species.
Interesting facts:
The insect world is famed for its Olympian powerlifters, but the gold medal goes to the horned dung beetle (Onthophagus Taurus). The beetle, which is only 10 millimeters long, can pull up to 1141 times its own body weight—the equivalent of an ordinary man pulling two fully loaded 18-wheeler trucks. That makes it a third stronger than the strongest known insect (the rhinoceros beetle), hundreds of times stronger than ants, and only slightly weaker than the world's strongest animal, Archegozetes longisetosus, a small but tenacious mite.Hence, goliath beetle can lift weight 1141 times more its own weight.
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in the splicing step of gene expression, ______ are spliced out, and ________ are stitched together.
In the splicing step of gene expression, introns are spliced out, and exons are stitched together.
What is gene expression?Gene expression refers to the process of protein synthesis that begins with a gene in DNA and finishes with a functional protein. The genetic code is translated to make protein during gene expression. Gene expression is a complex process that requires many different molecules, including RNA polymerases, transcription factors, and other regulatory proteins.
In eukaryotic cells, pre-mRNA is modified before it exits the nucleus. RNA splicing is a crucial aspect of pre-mRNA processing, in which non-coding introns are excised and exons are joined to produce mature mRNA molecules. The splicing process is carried out by a complex machinery consisting of small nuclear ribonucleoprotein particles (snRNPs).
The snRNPs in spliceosomes recognize introns and bring together the flanking exons for precise excision. Intron removal is followed by the ligation of exons, which results in the formation of a mature mRNA molecule that can be exported from the nucleus to the cytoplasm, where it can be translated into a functional protein.
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DNA analysis has little to offer from forensic science
true or flase
Answer:
DNA analysis has little to offer forensic science is false.
Explanation:
DNA may be found on the handle or tip of a baseball bat if it is used in a crime. The evidence is used for DNA analysis
nsjkcccccsncdjjjjjjjjjjjjjjjjjjjjjjjjjcnndhhhhhhdsallllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllldccccccccccccccccccccccccccccccccccccccccccccc
Answer:
any problem with anthing??
Place the events in the correct sequence to show the steps in the flowering plant life cycle, beginning with the Mature, flowering sporophyte. Mature, flowering sporophyto Fertilization 5Pollen tube grows through style to ovary Seed and fruit development Pollination Growth of new sporophyte Seed germination Embryo and endosperm development 1. 2. 3. 4. 5. 6.
The flowering plant life cycle is a complex process that starts with the mature, flowering sporophyte.
The first step in flowering this process is pollination, where the pollen from the male parts of the plant is transferred to the female sporophyte parts of the plant. This is followed by fertilization, where the sperm from the pollen fertilizes the egg in the ovary. The flowering fertilized egg develops into an embryo, and this is followed by the development of the endosperm, which provides nutrients to the developing embryo. The flowering next step is the growth of the pollen sporophyte tube through the style to the ovary, which is necessary for the transfer of the sperm to the egg. After fertilization, the seed and fruit development begins. The seed contains the new sporophyte, which will grow into a mature plant, and eventually a new flowering sporophyte will be produced. The final step in the life cycle is the germination of the seed, which is the beginning of a new cycle of growth, development, and reproduction. This cycle of events is essential for the survival and continued evolution of flowering plants.
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Refer the below image for reference
Another random Question to get whoever 50 Pts!!!!
whats your favorite animal and why
mine is lions because they are very fierce yet majestic in a way
alright your turn
Answer:
mine is a sheep
Explanation:
they’re cuddly and innocent, but my favorite part about them is that they stick together