Answer:
Celery is a dicot
Explanation:
Celery has a limited number of xylem and phloem, making it a dicot.
Monocots are made up of high amounts of xylem and phloem.
Select the true statement regarding first-order neurons.
In the spinal cord or brain stem, first-order neurons connect with second-order neurons to transmit impulses from skin receptors and proprioceptors (receptors found in joints, muscles, or tendons) to the body.
There are stomata in the trigeminal ganglion for the first-order neurons from the head, face, and intraoral structures. Trigeminal fibres enter the pons, move down to the medulla, establish synaptic connections in the spinal trigeminal nucleus, cross the midline, and rise as the trigeminothalamic tract (or trigeminal lemniscus). The ventroposteromedial (VPM) thalamus is where the A delta fibres end, while the parafasciculus (PF) and centromedian (CM) thalamus are where the C fibres end (PF-CM complex). The intralaminar (IL) nuclei, also known as the PF-CM complex, are found within the intralaminar thalamus. Each and every neospinothalamic.
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An experimenter discovers a new type of subatomic particle in the nucleus and calls it a trion. If she is convinced that a trion is in all nuclei, the scientific community would MOST LIKELY
Responses
A) change the previous ideas of subatomic particles and state that only trions are part of the nucleus.change the previous ideas of subatomic particles and state that only trions are part of the nucleus.
B) verify the knowledge through extensive observations and then have a discussion to analyze the findings.verify the knowledge through extensive observations and then have a discussion to analyze the findings.
C) accept the idea because the scientist has an excellent track record and significant scientific knowledge. accept the idea because the scientist has an excellent track record and significant scientific knowledge.
D) reject the idea because the current literature dictates that there are only two subatomic particles in the nucleus.
Answer:
The scientific community would most likely choose option B: verify the knowledge through extensive observations and then have a discussion to analyze the findings. In science, it is important to subject new ideas to rigorous testing and scrutiny before they are accepted as true. This process helps to ensure that scientific knowledge is based on reliable evidence and is not influenced by personal biases or preconceived notions. Therefore, if a scientist claims to have discovered a new subatomic particle, the scientific community would typically want to see strong evidence to support this claim before accepting it as true.
Explanation:
the organic molecules that carry the genetic code of a cell belong to which class of molecules ? proteins ? nucleic acids ? steroids ? lipids ? starches
The organic molecules that carry the genetic code of a cell belong to nucleic acid.
Biopolymers and macromolecules known as nucleic acids are necessary for all known forms of life. They are made up of nucleotides, which are monomers that are made up of three parts: a sugar with five carbons, a phosphate group, and a base with nitrogen. Deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) are two types of nucleic acids that carry genetic information that is read by cells to create the RNA and proteins that allow living things to function. This data can be copied and passed on to the next generation because of the well-known DNA double helix structure.
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Which of the following most correctly describes the process of DNA replication?
O The double-stranded DNA molecule being replicated unwinds completely before replication begins.
O Replication of the lagging strand occurs in the 5' 3' direction—the leading strand in the 3' 5' direction.
O Replication is continuous on the lagging strand and discontinuous on the leading strand.
O The lagging strand is synthesized in segments that are subsequently joined by DNA ligase.
Replication of the lagging strand occurs in the 5' 3' direction—the leading strand in the 3' 5' direction most correctly describes the process of DNA replication.
What is the procedure for replicating DNA?DNA replication is the process by which a double-stranded DNA molecule is duplicated to create two identical DNA molecules. Because every time a cell divides, the two daughter cells must have the same genetic material, or DNA, as the parent cell, replication is a crucial process.
This guarantees effective inheritance of genetic features by giving each daughter cell a copy of the genome. DNA replication is a crucial activity, and all species share the same fundamental mechanism.
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4. The XXX karyotype is found in one in every 1000 female human births. a)What could have happened during meiosis in either the father or mother to produce an XXX daughter? b) Ifthis occurred in meiosis I of a mother who was heterozygous for a trait on the x chromosome and the father was recessive for this gane, what genotype would the daughter be?
A XXX karyotype is an abnormality that is found in one in every 1000 female human births. It is caused by a missing or extra X chromosome, resulting in an imbalance of sex chromosomes in the body.
In order to understand how this could have occurred during meiosis, we must first understand how meiosis works. During meiosis I, a diploid cell divides into two haploid cells. The haploid cells are then recombined during meiosis II to form the gametes. During this process, the mother’s chromosomes cross over with the father’s, resulting in a variety of possible combinations.
In the case of the XXX karyotype, it is likely that the mother or father had a defect in meiosis I, resulting in an extra or missing X chromosome. This could have occurred if the mother was heterozygous for a trait on the X chromosome and the father was recessive for this gene. In this case, the daughter would be homozygous recessive for this trait, as the XX combination would only have one recessive gene.
Overall, the XXX karyotype is caused by a defect in meiosis I, resulting in an extra or missing X chromosome. In the case of a mother who was heterozygous for a trait on the X chromosome and the father was recessive for this gene, the daughter would be homozygous recessive for this trait. This is due to the fact that the XX combination would only have one recessive gene.
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Assertion Reason Question:
Assertion (A) - The rhythmic beating of various chambers of the heart maintain circulation of blood.
Reason (R) - Pulse rate per minute indicates the rate of heart beat.
(i) Both A and R are true and R is the correct explanation of A.
(ii) Both A and R are true but R is not the correct explanation of A.
(iii) A is true but R is false.
(iv) A is false but R is true.
Answer: B
Explanation: Both A and R are true but R is not the correct explanation of A.
how does the number of chromosomes in a female mouse’s egg cells compare with the number of chromosomes in the rest of her body’s cells?
a. the number of chromosomes in egg and body cells varies greatly
b. the egg cells contain the same number of chromosomes as the body cells
c. there are twice as many chromosomes in the egg cells
d. there are half as many chromosomes in the egg cells
Answer:
C
Explanation:
The egg cells require far more chromoisomes
What is the primary function of Loop of Henle?
Answer:
The principal function of the loop of Henle is in the recovery of water and sodium chloride from urine. This function allows production of urine that is far more concentrated than blood, limiting the amount of water needed as intake for survival.
urine formed in the pyramids must flow within the kidney to the ureter. which structure is not part of the transport path within the kidney that carries urine to the ureter? group of answer choices minor calyx major calyx arcuate artery renal papilla renal pelvis
The kidney's ureter must receive the urine produced in the pyramids. Which organ in the kidney does not function as a part of a transport system for urine.
Urine is formed in three key steps: Glomerular filtration, secretion following absorption. Every nephron contains a glomerulus, which is where blood is filtered. Urine is produced in a huge cavity called the renal pelvis, where it is collected. Calyces, or cup-like projections, obstruct the renal pelvis' perimeter. Each pyramid's renal papillae are surrounded by a little calyx that collects urine from such a particular pyramid. The renal pelvis receives urine that continually drains from the pyramidal tips into the calyces. The ureter then takes the urine into the bladder for short-term storage once it flows from of the pelvis into it. The bladder is drained by the urethra.
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The pedigree shows the phenotypes for hair color in a family over four generations. In this pedigree, light hair color is the recessive allele, and dark hair color is the dominant allele.
The pedigree shows that over the four generations, there are both dominant and recessive alleles present.
What is an Allele?
An allele is a genetic variety. Alleles can be either dominant or recessive, and they determine a person's hereditary characteristics such as eye color, hair color, and other physical traits. Every gene has at least two alleles, which are inherited from one's parents. Alleles can be the same or different, and the presence of certain alleles can affect the expression of a trait.
In the first generation, both the father and mother have dark hair color, showing a dominant allele. In the second generation, two of the children have dark hair color, again showing a dominant allele, while the other two children have light hair color, showing a recessive allele. In the third generation, two of the children have dark hair color, again showing a dominant allele, while the other two children have light hair color, showing a recessive allele. Finally, in the fourth generation, two of the children have dark hair color, again showing a dominant allele, while the other two children have light hair color, showing a recessive allele.
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Our travel blogger chose a south african safari for one of his new destinations and saw a samango monkey along the beach at cape vidal. why did he say we have to watch out for these animals?
He say we have to watch out for these animals because they'll run away with your food
What is African safari ?Any travel into the wilderness for the purpose of seeing wandering wildlife is an African safari. But over time, this conventional idea of an African safari has grown. Today, a safari is any journey to Africa where you spend time in the outdoors admiring wild creatures.
Nature of South Africa. A Big Five safari destination, South Africa is home to the elusive black and white rhino, which can be seen in national parks including Kwandwe and Amakhala. While the timid cheetah is most frequently spotted in central Kruger, big cats like lions and leopards are also widespread.
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For the trait being followed in the pedigree, individuals II-1 and II-4 can be classified as _________
A. mutants
B. homozygous dominant
C. homozygous recessive
D. carriers
Answer:
For the trait being followed in the pedigree, individuals II-1 and II-4 can be classified as carriers
captive breeding in zoos has been used to save some species form the brink of extinction what are some issues asscoicates with using
Delays in determining ideal reproduction circumstances, inability to attain self-sustaining levels or supply adequate stock for release ,
loss of genetic diversity owing to inbreeding, and poor performance in reintroductions despite accessible captive-bred young are some of the negative consequences.
Zoos use captive breeding to prevent the extinction of species that cannot survive in the wild, often due to the deterioration of a species' habitat.
Conservation Science and Research Advancement AZA-accredited zoos and aquariums provide cutting-edge facilities and research programs,
that enable expert staff to share critical information with the scientific community in order to protect endangered species and their habitats.
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