The threadlike objects in the nucleus are the chromosomes and carry the genetic information of inheritance.
Each chromosome is threadlike structure made up of DNA tightly coiled many times around proteins inside nucleus called histones that support its structure. A chromosome is a DNA molecule that contains the genetic information for an organism. Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from parents to offspring, DNA contains the specific instructions that make each type of living creature unique.
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Use the drop-down menus to indicate where each exocrine system structure is located. the liver and pancreas are located in the . the goblet cells are located in the . the oil and sweat glands are located in the . the salivary and lacrimal glands are located in the .
What is the exocrine system?
The salivary and lacrimal glands are placed withinside the face land that makes materials along with sweat, tears, saliva, milk, and digestive juices, and release them thru a duct or beginning to a frame surface.
Thus it is well explained.
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Answer:
The liver and pancreas are located in the abdomen.
The goblet cells are located in the top layers of organs.
The oil and sweat glands are located in the skin.
The salivary and lacrimal glands are located in the face.
Explanation: Correct
What cells does Pneumonia attack Need Asap
Answer:
White blood cells
Explanation:
Most pneumonia occurs when a breakdown in your body's natural defenses allows germs to invade and multiply within your lungs. To destroy the attacking organisms, white blood cells rapidly accumulate. Along with bacteria and fungi, they fill the air sacs within your lungs (alveoli).
what is europhication
Answer:
Eutrophication, the gradual increase in the concentration of phosphorus, nitrogen, and other plant nutrients in an aging aquatic ecosystem such as a lake. The productivity or fertility of such an ecosystem naturally increases as the amount of organic material that can be broken down into nutrients increases.
Consider the following statement and the diagrams below and answer the questions. *Permanent tissues displaced a variety of shapes and cell wall features that are related to their functions in the plant.
Option a is parenchyma, option B is collenchyma, and option C is scelerenchyme. All three of these are types of plant tissues that provide structural support and perform various functions in plants.
Parenchyma is one most the common and versatile type of plant tissue that consists of living cells with thin cell walls. Parenchyma cells are generally isodiametric, and they have large central vacuoles. The cells can store nutrients such as starch, proteins, and water, and take part in photosynthesis and gas exchange. Collenchyma cells have an elongated shape, and also providing flexible support and thickened cell wall etc. Sclerenchyma cells provide rigid support to plant organs and help with conductivity too.
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If you have too much glucose molecules will you be able to excersise normally
Having an elevated level of glucose in your bloodstream can affect your ability to exercise normally, especially if it is a result of uncontrolled diabetes.
What is diabetes?Diabetes is a chronic disease characterized by high levels of sugar (glucose) in the blood.
The two main types of diabetes are type 1 and type 2.
Type 1 diabetes is an autoimmune disease that occurs when the body's immune system attacks and destroys the cells in the pancreas that produce insulin, a hormone that regulates blood sugar. People with type 1 diabetes must take insulin injections or use an insulin pump to manage their blood sugar levels.
Type 2 diabetes is a metabolic disorder that occurs when the body becomes resistant to insulin or when the pancreas is unable to produce enough insulin to regulate blood sugar levels. People with type 2 diabetes can manage their condition with a healthy diet, physical activity, and oral medications, although some may eventually need insulin injections.
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I need help! I will give Brainliest if I can!
Answer:
1. Aa can make A and a
2. AA can make A
3. aa can make a
Explanation:
The gametes are the sex cells that consist of the n number of the chromosome in the cells and fused together to generates new diploid offspring in the next generation.
If a parent has Aa in its cell the gametes are produced are each has half of the number of the chromosomes or allele segregated and assorted independently in the gametes than each sex cell would have an A and a.
similarly, in the case of AA it can produce gametes A and A in each gamete and in the case, of aa it can produce gametes a and a in each gamete
Help meee pretty please
Answer:
what you need help with
Explanation:
pls help!!! Describe how changes (mutations) to genes can result in changes to proteins.
Answer:
By changing a gene's instructions for making a protein, a variant can cause a protein to malfunction or to not be produced at all.
Explanation:
Answer: A mutation can cause a protein to malfunction or not be created at all by altering the instructions for generating it in a gene.
helppppppppppppppppp
Answer:
Choose the corresponding number. (The answer is explained in the explanation in the biological terms).
Explanation:
The label that points to the part of the ATP synthase that is like the blades of a turbine is labeled "F1." The F1 component of ATP synthase contains the catalytic sites responsible for synthesizing ATP, and it rotates like a turbine to drive the synthesis of ATP. Similarly to how the blades of a turbine are moved by water or wind, the F1 component is rotated by the flow of protons through the enzyme, which generates the energy needed to produce ATP.
I am a grass and a cereal grain. many food products are made with me. Some might have allergies to me. what plant am i?
Answer:
The answer is wheat.
______ means protecting natural resources, such as water and trees. Question 18 options: Recycling Reprocessing Collection Conservation
Answer:
Conservation
Explanation:
Conservation is the act of saving and protecting the earth's natural resources.
how did cb van niel studies with purple sulfur bacteria lead to his hypothesis that the oxygen released in photosynthesis comes from the water and not the carbon dioxide?
CB van Niel work with purple and green sulfur bacteria showed that hydrogen released from the appropriate oxidizable compounds during photosynthesis reduces his CO2 to carbohydrates. it was done. This hypothesis was proven using radioisotope techniques.
2H2A + CO2 = 2A + CH2O + H2O
When H2A is an oxidizable compound (H2O or H2S), CO2 is reduced to carbohydrates.
CB van Niel demonstrated that plants release oxygen by breaking down water molecules during photosynthesis, but not carbon dioxide molecules as previously thought.
Van Niel used green and purple bacteria in experiments to study photosynthesis.
The oxygen released during photosynthesis comes from the decomposition or hydrolysis of water in green plants. van Niel was the first to experimentally prove that the oxygen released during photosynthesis came from water rather than carbon dioxide.
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What does ATP do for cells?
A. helps cells store fat
B. facilitates cell transport
C: stores and releases energy
Answer:
C: stores and releases energy
white blood cells are produced through the action of colony-stimulating factors.
true or false
The given statement "white blood cells are produced through the action of colony-stimulating factors" is true.
Colony-stimulating factors (CSFs) are proteins that regulate the production, differentiation, and function of white blood cells, also known as leukocytes. CSFs are produced by various cells in the body, including immune cells and bone marrow stromal cells. They act as chemical messengers, stimulating the proliferation and maturation of different types of white blood cells, such as granulocytes, monocytes, and lymphocytes.
By interacting with specific receptors on the surface of blood cell precursors, CSFs promote their development into functional white blood cells, playing a vital role in maintaining a healthy immune system.
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What is the product of the cellular respiration reaction A. Glucose B.carbon dioxide C.blood D. Cells
Answer:
B.
Explanation:
You inhale oxygen and release it as C02.
Answer:
glucose
Explanation:
most of the reaction comes from the mitochondria which produces glucose for the cells.
Which statement describes the flow of energy through the keyboard as George plays?
why is the trachea stiff and the esophagus flexible
The trachea is stiff and the esophagus is flexible due to their specific functions in the body.
The trachea (windpipe) is stiff because it needs to remain open and maintain its shape in order to allow air to flow freely into and out of the lungs.
The trachea is made up of cartilage rings that are stacked on top of one another and held together by connective tissue. The cartilage rings provide support and prevent the trachea from collapsing when air pressure changes during breathing.
On the other hand, the esophagus (food pipe) is flexible because it needs to be able to adjust to the size and shape of food that is being swallowed and move it down to the stomach. The esophagus is made up of smooth muscle tissue and a flexible, elastic lining called the mucosa.
The smooth muscle tissue contracts and relaxes in a coordinated way to move food down the esophagus, and the elastic mucosa stretches to accommodate the food as it moves through.
In summary, the trachea is stiff and the esophagus is flexible because they have different functions and need to be able to accommodate different types of materials (air versus food) that are passing through them.
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why was the fact mendel chose pea plants so important to his findings?
He chose peas because they had previously been used in similar studies, they are easy to grow, and they can be sown every year.
Pea flowers have both male and female parts, known as stamen and stigma, and self-pollinate. Self-pollination occurs before the flowers open, resulting in progeny from a single plant. Hand-pollinating peas is as simple as opening the flower buds to remove the pollen-producing stamen (and thus prevent self-pollination) and dusting pollen from one plant onto the stigma of another.
Mendel studied the inheritance of seven traits in pea plants, each of which had two forms. After generations of self-pollination, he identified pure-breeding pea plants that consistently showed one form of a trait.
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Some internal environmental factors may interfere with the ability of an enzyme to function efficiently. Explain why changing the shape of an enzyme could affect the ability of the enzyme to function.
Answer:
internal environmental factors affect the ability of an enzyme to function efficiently.
Explanation:
if the shape changes, it will not fit with the same substrate.the enzymes no longer fits with the molecule with which it is interacted before.shape determines function.
13 ______ is the gradual change of a species to be better suited for survival.
mutation
evolution
natural selection
extinction
What is an ion in your own words but be more detailed about what you say.
An organism and its taxonomic key are shown below.
An image of an organism is shown. The organism has two body regions with four legs on each side. 3 mm is written next to the image of the organism. There are no claw-like pinchers.
Taxonomic Key
Step Characteristic Organism
1 8 legs Go to step 2.
More than 8 legs Go to step 3.
2 One body region Go to step 4.
Two body regions Go to step 5.
3 One pair of legs on each body segment Centipede
Two pairs of legs on each body segment Millipede
4 Less than 1 millimeter long Mite
More than 1 millimeter long Tick
5 Claw-like pinchers Go to step 6.
No claw-like pinchers Spider
6 Long tail with a stinger Scorpion
No tail or stinger Pseudoscorpion
Which organism is shown in the image?
Millipede
Spider
Scorpion
Tick
spider has no tail and has no stinger
Answer: its a spider
Explanation: cause it case a legs and it has two body regions
Which one of the answers? and if possible a explanation would be nice.
Every sperm cell and every egg cell is different even in the same person because of : (a) crossing over during meiosis.
Why every sperm cell and every egg cell is different even in same person?During meiosis, process of cell division that produces sperm and egg cells, homologous chromosomes can exchange genetic material through process called crossing over. This results in unique combinations of genetic information in each gamete that is produced, leading to the genetic diversity.
Mutations during translation (b) and mitosis (d) can also lead to genetic variation, but they occur much less frequently and do not play significant role in generating genetic diversity as crossing over during meiosis.
Epigenome of each individual sperm or egg cell (c) can also vary, but this is not the primary mechanism that leads to the differences between sperm and egg cells from same person.
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choose the answer that fills in the blanks of this sentence in the correct order. most protozoa have a motile, feeding stage known as a(n) which, in some protozoa, alternates with a resting state known as a(n) .
Most protozoa have a motile, feeding stage known as a(n) "trophozoite," which, in some protozoa, alternates with a resting state known as a(n) "cyst."
Some of the cells in the top layer of the skin produce keratin, a protein that gives skin its strength and flexibility. Normally, these cells move up to the surface of the skin as they start to die so they can be shed. But the cells sometimes move deeper into the skin and multiply, forming a sac. Cyst removal may be performed under general anaesthesia or sedation depending on the size and location. The surgeon will make an incision on the skin above or near the cyst to either drain or remove it. The skin may be sutured closed and covered with sterile strips and a gauze dressing or surgical glue.
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Synovial joints are freely movable and therefore are classified as ______ joints.
Synovial joints are freely movable and therefore are classified as diarthrosis joints.
Joints that move freely are classified as diarthrosis. This type of joint includes all of the body's synovial joints, which carry out most of the body's movements. Most osteoarthritis is found in the cecal skeleton, thus giving the limb a wide range of motion. These joints are divided into three categories based on the number of axes of motion each provides. Axes in anatomy are described as movements relative to three anatomical planes: lateral, frontal, and sagittal. Thus, mobile joints are classified as uniaxial (movement in one plane), biaxial (movement in two planes), or polyaxial (movement in all three anatomical planes).
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Phoebe is taking samples from a lake to determine how the populations of aquatic life change during the summer. Each week for a month she takes samples from different areas of the lake. Over the course of a month, she finds the marine life listed in the chart below. What should Phoebe change about her methodology to better address her question?
Answer:
This question is incomplete
Explanation:
However, the main thing she needs to "change" in her methodology is to take samples from different lakes instead of taking samples from the same lake. This is because it is possible there are other factors affecting the population growth in that lake which might not be affected by the summer season.
Another thing Phoebe might want to look at is the possibility of conducting this experiment during other seasons (like winter or spring), to be sure what she is experiencing is actually as a result of the season.
Answer: Take samples from the same location each time.
*(IF)* this is in refrence to this chart (I will link it) then it would be (B) Take samples from the same location each time.
Explanation:
I took the test
Which best describes an experiment?
In a lab a scientist measures the height of roses that received different fertilizers.
A scientist measures the speed at which a cheetah travels while it is hunting.
A scientist measures the rate at which a population of wild geese reproduces.
A scientist measures the width of a certain type of maple leaf throughout a forest.
I NEEED HELP AS QUICK AS POSSIBLE!!!
Answer:
The answer is B: Active Transport
Explanation: Because energy is required to move the sodium and potassium ions against the concentration gradient. Sodium ions are actively transported from the inside of the cell to the outside of the cell, even though there is a higher concentration of sodium ions on the outside.
What is the answer to this question?? Help me please
Answer:
Sandy Clay
Explanation:
I followed the lines on the graph
An ecosystem is made up of both living and nonliving parts.
A. true
B.false
Answer:
it is true that an ecosystem is made of both living and non living part