Ans.
Connective tissue is defined as tissue that connects body organs and tissue and provides them support.These tissues are mainly made up of three types of components, cells, ground substance or matrix, and protein fibers (collagenous and elastin fibers).
The property that makes it able to function in binding of tissues and body organs is presence of collagen protein fibers.These fibers are made up of thin collagen filaments that provides support for the tissue and the organs, to which it connects.
Thus, the correct answer is option option). 'mostly made up of protein fibers.'
which statement best describes a human influence on the biogeochemical cycles?
what is a gene?
A) a section of a protein that codes for DNA
B) the alternate version of a trait
C) the visible trait in the F1 generation
D) a section of DNA that codes for a specific trait
A gene is a section of DNA that encodes instructions for creating a specific protein or RNA molecule, effectively determining a particular trait in an organism.
A gene is a locus (or region) of DNA that encodes a functional RNA or protein product, and is considered the molecular unit of heredity. The transmission of genes to an organism's offspring is the basis of the inheritance of phenotypic traits. In simpler terms, genes carry instructions for making all the proteins that are required for an organism's growth, development, and biological functions, thus determining specific traits.
A gene is a discrete sequence of DNA nucleotides. Often, one gene is responsible for making one protein, but this is not always the case. The expression of genes can be influenced by environmental factors, and some proteins may be the result of multiple genes working together.
An example of how a gene works is seen in pea plants, where a specific gene might code for flower color. Therefore, to answer the student's original question, the correct option is:
D) a section of DNA that codes for a specific trait
In which zone can rooted plants be expected to be found attached to the seafloor? What is the name of this zone and why are plants found there?
Answer: Plants that are attached to the ocean surface live in the benthic zone. These plants are also found in the epipelagic zone which maxes at 200m. Plants and life need warmth, oxygen, and sunlight. At these depths, all of these are available to ocean life.
Conscious perception of vision probably reflects activity in the ________.
a.thalamus
b.superior colliculus
c.chiasma
d.occipital lobe of the cortex
The conscious perception of vision probably reflects activity in the occipital lobe of the cortex, which is the primary area of the brain responsible for visual interpretation.
Explanation:The conscious perception of vision likely reflects activity in the occipital lobe of the cortex. The occipital lobe in our brain is primarily responsible for interpreting visual information sent from our eyes. The process starts when light enters our eyes and hits the retina. The information is then transferred by the optic nerve through the thalamus to the occipital lobe, where it is consciously perceived as vision.
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Which of the following would be a likely characteristic of an ecosystem that has remained relatively unchanged for hundreds to thousands of years?
periodic logging
well-developed soils
old growth trees
mostly pioneer organisms
relatively stable climate
The likely characteristics of an ecosystem that has remain unchanged are :
Well developed soils ( B )Old Growth Trees ( C ) Relatively stable climate ( E ) EcosystemAn ecosystem is interactive geographical area consisting of both biotic such as plants and animals and abiotic factors such as water and weather conditions interacting together to maintain life in the area.
An ecosystem that has remained unchanged for hundreds of years will most likely possess well developed soils, old trees and a stable climatic condition.
Hence we can conclude that The likely characteristics of an ecosystem that has remain unchanged are :Well developed soils , Old Growth Trees and Relatively stable climate.
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You are managing an rosc patient. while transitioning the patient to the ambulance, your partner dropped and broke the pulse oximeter. during transport, how much oxygen should be provided?
Your grandfather has been advised by a neighbor to select his foods using the dietary guidelines for americans on choose my plate website to help cure his high blood pressure. what advise would you give him
Answer:
First of all, he should eat only up to 1500 mg of sodium per day.
Secondly, he should have 6 to 8 servings of grains per day. Ideally, he should only consume whole grains as these do not spike insulin levels as refined grains do.
Third, he should consume 4 or 5 vegetables or fruits per day, in order to get all the essential vitamins and minerals.
He should also avoid fried foods, and only consumme lean meat, poultry and fish.
If a cell that has six chromosomes goes through meiosis, how many chromosomes will the daughter cells have? 1
The nurse is preparing to assist with the removal of a chest tube. which dressing is appropriate at the site from which the chest tube is removed?
Lymphocytes that develop immunocompetence in the thymus are
Final answer:
Thymocytes are lymphocytes that develop immunocompetence in the thymus through a series of developmental stages. They are formed in the bone marrow and then migrate to the thymus to develop their T cell receptors. Thymocytes differentiate into different types of T cells, such as helper T cells and cytotoxic T cells.
Explanation:
The lymphocytes that develop immunocompetence in the thymus are called thymocytes. Immature T-cells, or thymocytes, enter the thymus and go through a series of developmental stages that ensures both function and tolerance before they leave and become functional components of the adaptive immune response.
Thymocytes are formed in the bone marrow and then migrate to the thymus, where they develop their T cell receptors. This process of maturation in the thymus is critical for the development of a functional immune system.
Once mature, these thymocytes differentiate into different types of T cells, such as helper T cells (CD4+T cells) and cytotoxic T cells (CD8+T cells), which play crucial roles in the immune response.
How could you tell xylophagous and phyllophagous insects apart?
Explanation:
A xylophagous insect feeds the wood and decaying parts of the woods.
In their digestive system symbiotic bacteria is present which helps in the breakdown of the cellulose.
Examples of xylophagous insects are furniture beetles, Beavers, deathwatch beetle, Shipworms.
Whereas a phyllophagous insect feeds plants and leaves.
Examples of phyllophagous insects are giraffe, insects, bears, elephants, koala, and deer.
Why is storing hazardous wastes in barrels and burying them deep in the ground a bad idea ?
A nurse is counseling a pregnant client who maintains a vegetarian diet. what should the nurse plan to do to ensure optimal nutrition during the pregnancy?
Suppose george washington completely removed the bark from around the base of a cherry tree but was stopped by his father before cutting the tree down. the leaves retained their normal appearance for several weeks, but the tree eventually died. the tissue(s) that george left functional was (were) the
Identify the gas being produced by plants.
Some insects have evolved the ability to pollinate only specific types of flowers. The process of two species evolving together because of interdependence is called
A) coevolution.
B) Larmackian theory.
C) divergent evolution.
D) convergent evolution.
You are given two true-breeding groups of rabbits. the first group has floppy ears and white coat color. the second group has straight ears and black coat color. when you perform a cross of these two groups to obtain a f1 generation you see that all of your rabbits have floppy ears and grey coat color. if you knew that each of these traits was determined by a single gene and underwent independent assortment, then you expect to see that 75 percent of your f2 generation rabbits have _____ ears and _____ of your rabbits have black fu
In the F2 generation, 75 percent of rabbits are expected to have floppy ears, and 25 percent are expected to have black fur.
When crossing two true-breeding groups of rabbits, one with floppy ears and white coat and the other with straight ears and black coat, to obtain an F1 generation that all have floppy ears and grey coat, we can infer certain genetic principles.
Given that both traits are determined by a single gene and undergo independent assortment, according to Mendelian genetics, in the F2 generation we expect to see a 3:1 phenotypic ratio for each trait.
For ear type, since all F1 rabbits have floppy ears, we would conclude that floppy ears are dominant. Hence, 75 percent of the F2 generation rabbits are expected to have floppy ears. For coat color, grey in the F1 suggests incomplete dominance between white and black alleles. However, the question specifically asks for the percentage of F2 rabbits with black fur, which would be the result of homozygous black allele mating. Therefore, expectedly, 25 percent of F2 rabbits would exhibit a black coat color due to the recessive nature of black fur in the context provided.
The part of the brain that is responsible for thought, reasoning, memory, judgment, speech, and voluntary body movement is the ____.
a. cerebrum
b. cerebellum
c. medulla oblongata
d. midbrain
The answer is the cerebrum!! Plz mark brainliest
The cerebrum is the largest part of the brain and is composed of right and left hemispheres. It performs higher functions like interpreting touch, vision and hearing, as well as speech, reasoning, emotions, learning, and fine control of movement. The cerebellum is located under the cerebrum.
Why aren't organisms on the seafloor crushed by water pressure?
Answer: The deep-sea organisms found today have undergone evolution in the past and are very complex now because their body structure also varies from that of the organisms that are present at a lower depth.
The bodies of these organism does not contain any air cavities in which the pressure could exert. It is because of this, the organism are quite solid without any air in their bodies, thereby they can withstand extreme high pressure.
how do the income effect, the substitution effect, and diminishing marginal utility help explain the law of demand?
According to freud, two instincts furnish the energy for personality functioning. these instincts are
Which statements about mutations are true? Check all that apply.
Answer:
i think its 2, 4,5
Explanation:
Paenibacillus wynnii uses the oxygen produced by cyanobacteria for which cellular process?
The answer is respiration. Paenibacillus wynnii is a facultative bacteria found in soil and other environments. Being facultative, it can survive in both oxygenated or anoxic environments. Therefore, if put together with Cyanobacteria that produces oxygen, Paenibacillus wynnii will use the oxygen in respiration.
The oxygen produced by cyanobacteria is used by Paenibacillus wynnii in respiration. The Latin name paene means almost, which reflects its name “almost bacilli”. This endospore-forming bacteria, specifically genus P. larvae is known to cause American foulbrood in honeybees but they are essential in agriculture and horticulture.
In addition, these bacteria can catalyze a wide variety of synthetic reactions ranging from cosmetics to biofuel production for they produce extracellular enzymes like polysaccharide-degrading enzymes and proteases.
Intramembranous ossification begins when aggregated mesenchymal cells differentiate into osteoblasts, which then produce osteoid. this process takes place in the dense irregular connective tissue of the __________
The health of bones depends upon a good supply of calcium. if a person consumes 0.06 g of calcium, how many moles of calcium did he consume?
Calcium is the chemical element of atomic number 20, with a Ca.sup. Symbol of molar mass of 40 g / mol.
It is a hard gray-white, alkaline-earth metal that is never found in pure bodies in nature. It is the fifth most abundant element of the earth's crust (more than 3%) and is essential for organic matter: formation of bones, teeth and shells. Calcium also plays a very important role in cell physiology.
To calculate the number of moles of calcium, you have to apply the law of:
Number of moles = mass / molar mass.
n = m / M = 0.06 / 40 = 1.5 × 10 -3 mol = 1.5 mmol.
The number of moles of calcium is 1.5 milli-moles.
Which best describes the first organisms on earth apex?
Evolutionary biologists theorize that the first living organisms on earth are single-celled prokaryotes. The two prokaryotic domains are archaea and bacteria. Bacteria varies from disease-causing pathogens to valuable photo synthesizers and symbionts while archaea are diverse, but not pathogenic and they have the characteristics to live in extreme environments. Moreover, the presence of prokaryotes is highly dominating for they can be found everywhere even inside our bodies but they are difficult to count, classify or detect.
Prokaryotes, which are straight, single-celled microorganisms, were the first life forms on Earth.
These species first appeared during the Archean Eon, which lasted approximately 3.5 to 4 billion years. Prokaryotes differed from later-evolving, more complex eukaryotic organisms in that they lacked a defined nucleus and membrane-bound organelles. Bacteria and Archaea were the two primary categories of early prokaryotes.
These organisms were perfectly adapted to Earth's harsh early conditions, which included high temperatures, lack of oxygen, and much volcanic activity. They were essential in molding the planet's ecosystems and creating the conditions for modern existence. As these primitive organisms evolved over time, more complex life forms emerged.
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________ are large lymphatic nodules that are located in the walls of the pharynx.
A school nurse is assessing children in the third grade for pediculosis capitis. what assessments should be made?
Without enzymes, the metabolic pathways are _____.
Answer:
Inhibited or blocked
Explanation:
Without the enzymes, the metabolic pathways are blocked.
The genetic code of the gene is responsible for the production of a specific enzyme, which regulates the metabolic pathways in the cell during meiosis; the combination of chromosomes in a gamete is due to chance.
Can you explain why the presence of three types of pigments (chlorophyll a, chlorophyll b, and carotenoids) increase the functioning of photoautotrophs?