Answer:
DNA is located in the nucleus of eukaryotic cells.
Explanation:
Answer:
The nucleus
Explanation:
Eukaryotic DNA is stored in a nucleus, whereas prokaryotic DNA is in the cytoplasm in the form of a nucleoid.
Question 4 of 10
What is the name of the planet next to the label A?
Solar System
EARTH
SUN
O A. Venus
B. Mars
Ο Ο Ο Ο
C. Saturn
OD. Mercury
Select all of the following statements that describe the structure of a molecule of DNA
The statements that describe the structure of a molecule of DNA include the following:
Twisted double helixContains deoxyribose sugarContains the nitrogenous bases, adenine, thymine, cytosine and guanine.What is DNA?This is known as deoxyribonucleic acid and carries genetic instructions in all living things.
It is a twisted double helix with a deoxyribose sugar and the nitrogenous bases such as adenine, thymine, cytosine and guanine.
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When using a high magnification lens, how can you bring the object you are viewing into sharper focus?Question 2 options:
adjusting the diaphragm
use the coarse adjustment knob
moving the stage clips
use the fine adjustment knob
Answer:
Use the fine adjustment knob
How is a nerve impulse generated when most sensory receptors are activated?.
Answer:
The trigeminal nerve is the part of the nervous system responsible for sending pain, touch and temperature sensations from your face to your brain. It is a large, three-part nerve in your head that provides sensation.One section called the mandibular nerve involves motor function to help you chew and swallow.Explanation:
S
11. Evaluate how a person's blood calcium levels
would be affected if his or her thyroid gland
stopped working.
our thyroid glands plays a main role in a human body. It secretes thyroxine and calcitonin. In which thyroxine help in growth and cellular metabolism and calcitonin helps to regulates calcium concentration in blood . If thyroid gland stops working then there is low level of calcium in our blood, which leads to mental and hormonal disorder. In this way a person's blood calcium level would be affected if his/her thyroid gland stops working.
why was soil in wheat farms so much more vulnerable to erosion?
Explanation: The potential soil erosion increases if the soil has no or very little vegetative cover of plants/grass and/or crop residues. Plant and residue cover protects the soil from rain impact and splashes from it. It tends to slow down the movement of runoff water and allows excess surface water to infiltrate.
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If oxygen is absent during the second stage of cellular respiration,
a.) fermentation will occur.
b.) the Krebs cycle begins.
c.) the electron transport chain works more efficiently.
d.) glycolysis stops.
Answer:
Fermentation will occur.
The Krebs cycle occurs when acetyl-CoA combines OAA (oxaloacetate), C makes no sense, and Oxygen is vital for glycolysis...
Are there any countries where men life longer than women
For which of these reasons is the word expedite a verb?
O A. It can easily be pictured.
O B. It ends in -ite.
O C. It can be broken down into three parts.
O D. It has no antonyms.
Help
Answer:
answer is d
Explanation:
I just guest that hope it's correct
Answer: It ends in -ite.
label the parts of cells using words from the word bank?
1. organelles
2. membrane
3. cytoplasm
4. nucleus
biologydictionarynet
The ______ are a series of fibrous connective tissue membranes covering the central nervous system.
Answer:
meninges
Explanation:
The general term that refers to the sum total of all chemical reactions occurring in cells to obtain, release, and use energy is:.
which of the following species of fish would likely contain the highest levels of contaminants? mahi-mahi swordfish flounder salmon
Swordfish would likely contain the highest levels of contaminants.
The study of embryological similarities and differences among species is called _______.
Comparative embroyology
explanation:
Comparative embroyology is the study of the similarities and the difference.
What is the only form of nitrogen that plants can absorb?.
The only nitrogen plants can absorb is nitrate. Nitrogen assimilation in plants. Plants absorb nitrogen from the soil in the form of nitrate (NO3−) and ammonium (NH4+). In aerobic soils where nitrification can occur, nitrate is usually the predominant form of available nitrogen that is absorbed.
hope this helps!
Question 23 (1 point)
Which below is NOT part of the lymphatic system?
a
spleen
b
bone marrow
C
lymph nodes
Od
tonsils
Natural killer (NK) cells ________. A) are also called cytotoxic T cells B) are a type of phagocyte C) are cells of the adaptive immune system D) can kill cancer cells before the immune system is activated
Natural killer (NK) cells are also called cytotoxic T cells (Option A).
What are NK cells?The NK (Natural killer) cells are cytotoxic lymphocytes that trigger responses from the innate immune system.
Natural killer cells are one of the most important types of lymphocytes (white blood cells) in human cells.
These cells have cytotoxic properties because they produce cytotoxic granules and different cytokines.
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Humans use more fresh water for ________ than for any other purpose.
Answer:
hello.
The answer is “irrigating crops”.
Answer:
Agriculture
Explanation:
Humans use more freshwater for irrigating crops than for any other purpose.
Which of these organisms has a sac body plan, and radially symmetry?
Answer:
?
Explanation:
I'm gonna need a picture or some options because you question makes no sense
The organisms like Jellyfish, Corals, and sea anemones have a sac body plan, and radially symmetry.
What do you mean by Radial symmetry?
Radial symmetry may be defined as the symmetry in which the sides indicate correspondence or regularity of the parts around a central axis.
Apart from the above organisms, the member of the phylum Coelenterate which contains approximately 10,000 species also possesses the same body plan.
Therefore, the organisms like Jellyfish, Corals, and sea anemones have a sac body plan, and radially symmetry.
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Peroxidase is a protein. What is this protein’s function, and how did it get its name?.
Answer:
Most peroxidases are ferric heme proteins; one notable exception being the glutathione peroxidase, which is a selenium-containing enzyme. They are present in virtually all living species.
Protein has many roles in your body. It helps repair and build your body's tissues, allows metabolic reactions to take place and coordinates bodily functions. In addition to providing your body with a structural framework, proteins also maintain proper pH and fluid balance.
A student is investigating the strength of electromagnets she created using batteries, wire, and nails.
She uses two different-sized nails and varies the number of coils of wire around the nail to determine how many paper clips each configuration can lift. She makes a data table of the results.
The student hypothesizes that the number of coils has a cause-and-effect relationship on the strength of the magnetic devices she made. Which would be the best way for the student to test the devices to be sure that her hypothesis is accurate?
Explanation:
You will change two variables to make different electromagnets: the number of wire coils around the nail (10 or 20) and the number of D cell batteries.
Which of the following will increase the reaction rate of an enzyme reaction?
Decreasing the amount of enzyme while leaving the product amount unchanged
Decreasing the amount of product while leaving the enzyme amount unchanged
Increasing the amount of enzyme while leaving the substrate amount unchanged
Increasing the amount of substrate while leaving the enzyme amount unchanged
Answer:
Increasing the amount of enzyme while leaving the substrate amount unchanged
Explanation:
10. In the process of photosynthesis, the ____
a. Calvin cycle yields CO2.
c. Calvin cycle breaks down H,O.
b. light-dependent reactions release oxygen.
d. light-dependent reactions produce NADP+.
Sea urchins tend to have great camouflage because they sometimes carry what two animals on there shells?
Sea urchins tend to have great camouflage because they sometimes carry algae and rocks on their shells.
What is camouflage?Camouflage is a defense mechanism used by certain organisms to avoid predation or surprisingly attack their prey.
Different animals possess different camouflage mechanisms. For example;
Chameleons change their color to that of their immediate environmentCertain snakes hide in vegetations that blend with their skin color.However, sea urchins are aquatic animals that tend to have great camouflage because they sometimes carry algae and rocks on their shells.
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In and agricultural area, heavy rainfall caused a flash flood. the topsoil from a freshly fertilized field washed into a local stream. as a result, the amount of nitrogen in the water drastically increased, causing algae to grow record levels and cover the surface of the stream. what effect did this bloom of algae have on the stream?
Answer:
The algae can release harmful chemicals known as "bio-toxins" that can contaminate the water and kill the organisms living in the ecosystem
Explanation:
The process in which a gas turns back into a liquid is called __________. What word completes the sentencA helium balloon's temperature is raised by 1°C. Will this cause its molecules to move faster or slower?e?
Answer:
the process is called condensation.
the molecules will move faster
Match the key terms to their corresponding definition!
Answer:
Denature - Break down, Substrate- What an enzyme acts on, Inhibitor- Decrreeses activity, Transition state- Highest energy
Explanation:
Which question about a soil sample can be answered using the sense of touch?(1 point) What color is the soil? What color is the soil? Is the soil grainy? Is the soil grainy? How quickly does water flow through the soil? How quickly does water flow through the soil? Does the soil smell good or bad? Does the soil smell good or bad?
The question that can be answered using the sense of touch is : ( B ) is the soil grainy
Sense of touch
The graininess of the soil can be felt by the touch of the hands because it is a physical attribute of the soil that can be seen and touched as well. the color of the soil and how quickly water flows through the soil can only be examined with the physical eyes but cannot be felt.
Hence we can conclude that the question that can be answered using the sense of touch is the soil grainy.
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I got two wrong one has to switch the, the other one
Combustion - the burning of fuels and harmful gases in the atmosphere through factories.
decomposition - when skulls and bones are decomposed to give out carbon dioxide.
diffusion - when the the molecules move from a region of higher concentration to a region of lower concentration.
respiration - when person breathes in oxygen and out carbon dioxide.
photosynthesis - is the process where trees make glucose and oxygen with the help of sunlight and mineral and water from soils.
Name the cell that contains lots of chloroplasts for photosynthesis
Answer:
parenchyma cells of the leaf mesophyll
Explanation:
Answer:
Palisade cells have the most chloroplasts per cell, making them the major site of photosynthesis in the leaves of plants with them, turning light energy into chemical energy in the form of carbohydrates.
Explanation: