To answer this question we need to analyze each available option. Sickle cells are a disease, such as sickle cell anemia. Giant platelets are a disorder, characterized by abnormally large platelets, low platelet count, and increased bruising or bleeding. A leukoerythroblastic picture is a set of symptoms used for diagnosis and can be caused by different pathologies. This leads us to the Platelet satellitism which is in fact an invitro phenomenon observed in peripheral blood smears from blood samples with EDTA anticoagulant.
Which of the following categorize for at-risk species is the closest to extinction?a) Extirpated are species that no longer exists in the wild iin a specific area but still live elsewhere such as paddlefish and Atlantic walrusb) Endangered are species facing imminent danger of going extinct or becoming extirpated such as swift fox and northern cricket frog.c) Vulnerable are species that meet a specific list of criteria and are facing a high risk for extinction in the wild such as black and white spitting cora and common spiny lobster.d) Threatened are species that is likely to become endangered if current trends, conditions and factors reducing its survival continue and are not changed such as humpback whale, wood bison and Kentucky coffee tree.e) Special concern are species that may become threatened or endangered because of a combination of factors such as polar bear, Atlantic cod and red-headed woodpecker.
Species that are extinct are species that no longer has any specimen alive anymore, which means that this living beings won't ever be present on Earth again. But it doesn't happen out of nowhere. The species goes through some of all of those definitions, as a warning that we must act to avoid extinction. As vulnerable are species that are facing a high-risk, but stil it isn't an imminent risk, so C it's not the closest. Threatened are species that are likely yo become endangered, not extinct, so D isn't the answer as well. Special concern are species that aren't even threatened or endangered yet, so E isn't the answer too. Endangered species are facing an imminent danger of becoming extinct, but still being extirpated may be even more concerning, because extirpation can be a consequence of overlooking a situation of endangered species and it is also a way in which a species can be extinct (they tend to disappear from specific areas until there are no more areas where they can be found anymore). So, the correct answer is a) Extirpated.
How does a change in the DNA sequence affect the amino acid produced during translation?
A) A change in the DNA sequence sometimes changes the RNA sequence, which could lead to a different amino acid during translation.
B) A change in the DNA sequence does not affect the RNA sequence, but may lead to a change in the amino acid sequence.
C) A change in the DNA sequence changes the RNA sequence, which sometimes leads to a change in the resulting amino acid
D) A change in the DNA sequence results in a change to the RNA sequence, but does not change the amino acid created.
When the DNA or RNA sequences are altered, the resultant amino acid can occasionally change as a result. A completely new sequence of amino acids may be produced as a result of how the ribosome interprets the mRNA sequence.
The amino acid sequence of the protein that the gene codes for can be altered by changes to the DNA sequence of that gene, a process known as mutation. A single DNA letter can change in a point mutation. They can be divided into three categories: Missense mutations alter a protein's single amino acid. DNA sequence modifications are known as mutations. Viral infection, mutagen exposure, or errors in DNA replication during cell division can all lead to mutations.
As a result, option C, which reads: "A change in the DNA sequence affects the RNA sequence, which occasionally results in a change in the resultant amino acid," is the right statement.
LEARN MORE ABOUT MUTATION HERE:
https://brainly.com/question/17130462
#SPJ1
9. What is the process called when two varieties of plants are crossed in anattempt to create a new variety with traits from both parents?A. cloningB. hybridizationC. selective breeding
To answer this question we need to remember come concepts first, cloning implies that an identical genetic individual is created, meanwhile, selective breeding means that only the members of a population that exhibit the desired trait will be crossed, which left us hybridization, this involves a cross between species or varieties, therefore this is the correct answer (option B).
Which interaction is positive?a. Parasitismb. Predationc. Herbivoryd. Competitione. Mutualism
What does the notation Rr mean to geneticists?
heterozygous alleles
homozygous alleles
dominant alleles
recessive alleles
Answer:
Heterozygous alleles
Explanation:
The root "hetero" means "different". Any pairing of alleles that contain both a dominant allele (R) and a recessive allele (r) is considered to be heterozygous. (Rr)
Similarly, the root "homo" means "same", indicating that any pairing of alleles that contains either two dominant alleles (RR) or two recessive alleles (rr) is considered homozygous.
Hope this helps!
The notation Rr in geneticists refers to heterozygous alleles. Therefore, the correct statement is in option A.
What is the notation of Rr indicating?The notation Rr indicates that an individual has two different alleles for a particular gene that is inherited from each parent. The uppercase R indicates a dominant allele, whereas lowercase r indicates a recessive allele.
The notation Rr represents the individual in a heterozygous state for that gene, where one allele is dominant and the other allele is recessive. The dominant allele (R) masks the expression of the recessive allele (r), resulting in the expression of the dominant phenotype.
Rr genotype helps in understanding the patterns of inheritance and the probability of traits appearing in offspring. In this case, the dominant allele will express the phenotype of the organism, while the recessive allele will not be expressed in the phenotype of an organism.
Therefore, the notation Rr in geneticists refers to heterozygous alleles.
Learn more about heterozygous alleles here:
https://brainly.com/question/7602134
#SPJ5
Non-vascular plants are limited in size for all of the following reasons EXCEPT theyA)have no xylem to carry water.B)have no phloem to store sugars.C)have tiny seeds that can only travel short distances.D)must have moisture for their sperm to swim to the egg of other plants.
Non-vascular plants do not possess xylem or phloem because they do not have water-conducting tissue. They cannot carry water and absorb directly by means of their leaflike scale. So that fertilization will occur in a vascular plant, the sperm must swim in a drop of water from antheridium to an egg in an archegonium.
Answer - Option C - have tiny seeds that can only travel short distances
They also do not possess seeds. They possess roots to be able to absorb water and minerals.
Which type of rock contains fossils? Select the correct answer.(1 point)
Responses
1. igneous rock
2. metamorphic, sedimentary, and igneous rock
3. metamorphic rock
4. sedimentary rock
SOMEONE PLEASE HELP AND FAST!
The fourth correct answer is that sedimentary rock is where fossils are most frequently found.
What are fossils ?The preserved remnants of animals and plants that were submerged in sediments like sand and mud beneath ancient seas, lakes, and rivers are known as fossils. Any preserved sign of life that really is typically older than 10,000 years is considered a fossil. Any surviving remains, impression, or evidence of a once-living thing from such a previous geological epoch is referred to as a fossil. Examples include fossilized bones, shells, exoskeletons, animal or microbe imprints in stone, amber-preserved artifacts, hairs, petrified woods, oil, coal, and DNA traces.
What are 3 ways fossils are formed and who found the first fossil ?According to State of New York Geological Survey, fossils are made through a variety of various chemical and physical processes. Whole-body fossils can be formed by freezing, drying, and encasing in tar or resin to preserve bodily tissues. The first dinosaurs bone was reportedly found in 1677 by Robert Plot, who initially thought it belonged to a huge human. The first geology professor at Oxford University, William Buckland, was the one who first accurately recognized a dinosaur fossil as such.
Briefing:Sedimentary Rocks: Rocks that are produced from previously existing rocks or fragments of once-living organisms are known as sedimentary rocks. They emerge from deposits that amass on the Earth's surface. Identifiable bedding or layering is typically present in sedimentary rocks.
To know more about Fossil visit:
https://brainly.com/question/11829803
#SPJ1
Answer:
D) sedimentary rock
The deforestation of rainforest ecosystems for logging and farming has had what direct effect on those areas
The deforestation of rainforest ecosystems for logging and farming has had a direct effect that is desertification of the areas.
The deliberate clearance of forested terrain is known as deforestation. Forests have been cleared throughout history and into the present era to make room for agriculture and animal grazing as well as to obtain wood for fuel, manufacture, and construction. Around the world, deforestation has significantly changed the terrain.
A variety of issues for Indigenous people can result from the loss of trees and other vegetation, including climate change, desertification, soil erosion, less crops, flooding, and an increase in greenhouse gases in the atmosphere.
Agriculture expansion, wood extraction (such as logging or harvesting wood for domestic fuel or charcoal), infrastructure growth such as road construction, and urbanization are the direct causes of deforestation.
to know more about deforestation visit
https://brainly.com/question/17178423
#SPJ9
PLEASE I BEG YOU In fruit flies, wild type (+) wings are dominant to vestigial wings (v). An F1 generation is produced that has a phenotypic ratio of 1 wild type: 1 vestigial. Of the P generation, the male had vestigial wings and the female had wild type wings. What were the genotypes of the P generation and the F1 generation?
Assuming the shape of wings is coded by a diallelic gene expressing complete dominance, in the proposed cross the parental genotypes are vv and +v. And the progeny genotypes are vv and +v.
What is complete dominance?
In genes that express complete dominance, one of the alleles completely hides the expression of the other allele in heterozygous individuals.
In these cases, even when the individual is carrying both alleles, the expressed phenotype is the dominant one.
In fruit flies,
wild type (+) wings are dominant vestigial wings (v) are recessiveIn the cross,
male had vestigial wings, vvfemale had wild type wings, ++ or +vF1 phenotypic ratio 1:1Half of the progeny expressed vestigial wings and the other half expressed the wild type.
We know the male could only transmit the recessive allele.
If there are individuals expressing the recessive phenotype among the progeny, it means that the female is heterozygous and it transmitted a dominant and a recessive allele.
If the female was homozygous dominant, the whole progeny would be heterozygous and would express the dominant phenotype.
Cross: male with vestigial wings and female with wild type wings
Parentals) vv x +v
Gametes) v v + v
Punnett square) v v
+ +v +v
v vv vv
F1)
1/2 = 50% of the progeny is heterozygous and expresses the wild type wings.1/2 = 50% of the progeny is homozygous recessive and expresses vestigial wings.Genotype of the P generation
vv ⇒ male+v ⇒ femaleGenotype of the F1 generation
vv +vYou can learn more about complete dominance at
https://brainly.com/question/1953851
#SPJ1
Photosynthesis is to chloroplasts as cell respiration is toPhotosynthesis is to chloroplasts as cell respiration is tocytoplasmglucosegolgi bodymitochondria
Photosynthesis is the process in which the chloroplasts transform the energy from sunlight into biochemical energy and store it in ATP molecules.
Cell respiration is the process in which biochemical energy is synthesized by the mitochondria.
The correct answer is "mitochondria"
4.Why are some organisms modified with CRISPR technology not considered transgenic?
Some organisms modified with CRISPR technology are not considered transgenic because the CRISPR genes do not become part of the genome of the organism that is being modified, being only a vehicle of the information and not a new gene for the organism.
These life processes require energy. Which process does not occur in plants?A)1B)2C)3D)4
All the processes in the question requires energy, but the only one that does not occur in plants is the 1. Locomotion, since a plant do not move on its own.
Which two major parts of the earth system does this photo most clearly show
The two major parts of the earth system that this photo most clearly shows are the lithosphere and hydrosphere.
What are the major earth systems?Earth systems refer to the various systems of the earth that compose the earth.
The major earth systems are as follows:
Lithosphere - this is the hard layer of the earth which includes the earth's crust such as deserts, mountains, etc.
Hydrosphere - this is the earth system that is composed of water such as the oceans, rivers, streams, etc.
Atmosphere - this is the earth's system that is composed of the layers of gases above the earth's crust.
Learn more about lithosphere and hydrosphere at: https://brainly.com/question/9511726
#SPJ1
Answer: Geosphere and Hydrosphere
Explanation:
Briefly explain the primary roles of NADH and FADH2 in cellular respiration.
NADH is the Nicotinamide adenine dinucleotide e FADH2 is the Flavin adenine nucleotide, both of them are high energy electron carriers. They are reponsible for transporting electrons generated in Glycolises and Krebs Cycle to the Electron Transport Chain, creating ATP.The difference between them is that a NADH molecule produces 3 ATP molecules while a FADH2 molecule produces 2 ATP molecules.
all living things whether plants and animlas are made up of this basic unit of life
Answer
Cells
Explanation
All living things, plants and animals are made up of cells.
A cell consists of three basic parts, 1. a nucleus - which is the center of the cell, and it contains chromosomes that carry genetic information. 2. a cytoplasm which is the medium for all the organelles, it consists of water and salts which makes up the solution that enclosing the cell. 3. the cell membrane, which is used by the cell to sepate the inner part of the cell from the outer part. So the cell consists of many other organelles like mitochondria.
Which of the following can be labeled as abiotic factors?RocksPlantsAnimalsHumans
Abiotic factors are components of environment that are not living. Examples are water, soil, minerals, and nutrients.
ANSWER: Rocks.
Answer: rocks is correct
Explanation: penn foster answer
I’m stuck on this part and I’m not sure if it’s just me being stressed out but I just can quiet understand. someone help pleaseeeee
Hybrid organisms are considered as heterozygous.
The phenotypes of the cross of two heterozygous black mice are shown above. BB and Bb have black fur. bb which is considered as recessive have white fur. Homozygous recessive only show the recessive phenotype.
The offspring of mating between true-breeding individuals is known as the:parental generation.primary generation.F1 generation.F2 generation.
The correct answer is "parental generation", since this inter-breeding refers to pure races/genotypes, that potentially could generate any genotype combination.
i don’t understand how to set up the model, could anyone help
Part 1. Photosynthesis is a means to transform light energy from the sun to stored chemical energy. This is done by converting CO2 that enters into the leaves of a plant with the addition of H2O to form sugar and O2. O2 is released as the by-product of photosynthesis. Sugar is where the chemical energy is stored.
This is the chemical equation of photosynthesis:
6CO2 + 6H2O → C6H12O6 + 6O2
Cross a P generation, LlBb with llbb. Assume the following F1 generation:LlBb: 480Llbb: 20llBb: 20llbb: 480How far apart are L and B?
L and B are 4 unites apart. Considering the cross, they are only 4% of the recombinant types.
What occurs when a clonal production of a diploid egg is activated, but not fertilized by the presence of sperm?A) GynogeneisisB) ParthenogenesisC) RegenerationD) Hybridization
The asexual reproduction or clonal production, of a diploid egg that is activated but not fertilized by the prescence of sperm is a proccess called parthenogenesis (optionB).
what causes separation of DNA bands during electrophoresis?
The electrophoresis technique allows the separation of DNA bands based on two characteristics: the size of the DNA fragments, and the charges of the DNA fragments, although other variables may intervene as well, such as the conformation of the molecules and the components used to make the gel and the buffers.
Pueraria Lobato is what type of species?A. A nonnative speciesB. A keystone speciesC. An indicator species
Pueraria Lobato, also known as kudzu, is a vine that occurs in the USA. This is an invasive species, so it is not from the U.S.. Therefore, it is a nonnative species.
The correct answer is A. A nonnative species
Discuss risk factors, and steps that may be taken to decrease risk factors for breast cancer, colon and rectal cancer, lung cancer, prostate cancer, and skin cancer.
Breast cancer is a multifactorial disease so the risk factors can be varied. However, the main factors are gender and age, since most breast cancers are detected in women over 50 years of age. Other risk factors that cannot be avoided include genetic mutations in genes such as BRCA1 and 2, having early menstruation and late menopause, as there is exposure to hormones for a longer time, having relatives with breast cancer and having received radiotherapy.
It should be noted that there are also risk factors that can be avoided. These include taking hormone treatments, not exercising, being overweight, drinking alcohol and getting pregnant for the first time after the age of 30. Fortunately, these factors can be reduced by exercising, eating a healthy diet, and receiving reproductive and hormonal counseling from a physician.
Is this accurate? It is my response for a short summary about the impact of Kudzu on nonnative regions If not , what could be reworded? The kudzu-invaded ecosystem will lead to a significant loss in the variety of flora and fauna within it. As previously mentioned, kudzu disrupts and threatens the biodiversity in ecosystems by spreading over any primary producers that are in its way and obstructing any sunlight from what it covers. A sustainable ecosystem isn’t complete without grasses, trees, plants, and other organisms, this means that a kudzu-invaded ecosystem will NOT flourish by any circumstance.
No, this is not accurate. It could be reworded as Recent studies have revealed that kudzu's effects are more problematic than previously believed.
Fast-growing invasive plants like kudzu outcompete anything from native grasses to fully developed trees by blocking the sunlight needed for photosynthetic activity.
Because it suffocates other plants and trees under a canopy of leaves, taking all the sunshine and trapping other species in its shade, kudzu is very terrible for the ecosystems that it invades.
Due to its aggressive nature, kudzu has a variety of negative ecological effects, such as shading out native plants in forest understories, changing the chemistry of soil by fixing nitrogen, and reducing native biodiversity.
To learn more about Kudzu visit: https://brainly.com/question/11776380
#SPJ9
how many ATP produced during fermentation?a_38 ATPb_36ATPc_2ATP
So as you say, ATP is a molecule involved in energy generation. This molecule, Adenosine Triphospate is a nucleotide comformed by a nitrogenous base (adenosine), and by a pentose sugar, and in fermentation is carried out by glucolisis due to the absent of oxygen, producing only 2 molecules of this ATP.
What is the FIRST thing one should do when reading the Nutrition Facts table:Look at the ingredients list and determine if it is the best option for you. Look at the specific amount of food listed and compare it to how much you actually eat. Look at the caloric content and determine if it meets your nutritional goals. Look at the percentage daily values and determine if it meets your nutritional goals.
According to FDA, there are four areas to look out for. These areas are (1) the serving information or serving size, (2) calories or amount per serving, (3) nutrients, and (4) the % daily value.
Serving information or serving size is the first you look up. It tells you the average amount a person c
Sodium ions are pumped from inside the cell across the membrane to outside the cell, where the concentration of sodium is higher. This describesQuestion 75 options:facilitated diffusionactive transportsimple diffusionosmosis
The types of transport can be classified into two groups: passive transport and active transport.
10. A mutation in the DNA that produced the strand of messenger RNA shown below produced a newstrand of mutant messenger RNA.UGACUGCAGCUUIf the mutation was a deletion of the first base pair in the second codon, which of the following sequenceswould represent the resulting mutant messenger RNA?A. UACUGCAGCUUB. UGAUGCAGCUUC. UCUGCAGCUUD. UGAGCAGCUU
mRNA of the mutated DNA: UGACUGCAGCUU (in bold is the second codon)
If the mRNA has a mutation by a deletion on the first base pair of the second codon, the sequence produced will be UGA-UGC-AGC-UU. The second codon is originally CUG but with the deletion, C is left out.
ANSWER: B.
Which trait is commonly found in both of these two groups: chondrichthyans (cartilaginous fishes) and osteichthyans (bony fishes).
Jaws are common between chondrichthyans or cartilaginous fishes and Osteichthyes .
Cartilaginous fishes have skeletons composed of cartilage while bony fish have a skeleton composed of bone. Cartilaginous fish are grouped under the class Chondrichthyes and all bony fish fall under the superclass Osteichthyes.
Chondrichthyes are jawed vertebrates they also have paired fins , scales, and chambered heart. Osteichthyes or bony fishes, which have structure primarily composed of b.one tissue and jaws are also present .
To learn more about Osteichthyes , here
brainly.com/question/4031548
#SPJ4