Which reason best explain why carbon is able to form macromolecules?
Answers
Answer:
It can form four bonds. It is small and can form long chains
Explanation:
The carbon atom has specific properties that enable it to form covalent bonds to as many as four separate atoms, rendering this flexible factor suitable as a simple structural part.
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Related Questions
Nguyen's teacher gives him three rocks. Nguyen takes a photograph of each and attaches each photo in a data table in his lab manual.
Do you think these three rocks will have similar properties to each other? Or will they be different? Write down your predictions.
Answers
Answer:
Different properties, one is igneous, one is metamorphic, one is sedimentary
Explanation:
where did the name '' hamster'' probably come from?
A. The animal was discovered by a person named Hamm.
B. People thought the animals looked like little hams.
C. It comes from a word meaning ''tiny''.
D. It comes from a word meaning ''to hoard''.
Answers
Answer:European Hamster
Smallest breed
Roborovski hamster
Stout-bodied rodents,
with tails shorter than body length, and have small, furry ears, short, stocky legs, and wide feet.
en.wikipedia.org
Popular breed
Golden hamster
They carry food in their spacious cheek pouches to their underground storage chambers. When full, the cheeks can make their heads double, or even triple in size.
en.wikipedia.org
Explanation:
Highly organized systems like living cells should have _____.
a. High energy
b. High entropy
c. Low entropy
d. Low energy
Answers
Earth is one million times smaller than the ________.
Answers
Explanation: one million earths fit in the sun :)
Most scientists think that life arose spontaneously from nonliving chemicals in the “primordial soup” of ancient Earth. The formation of life from nonliving material is defined as spontaneous generation. Stanley Miller conducted an experiment to test the hypothesis of spontaneous generation. How did the experiment of Stanley Miller support the hypothesis of spontaneous generation of living organisms?
Answers
Answer:
Stanley Miller created an experiment where he sent an electrical charge through a flask of a chemical solution of methane, ammonia, hydrogen and water . This created organic compounds including amino acids .
The experiment supported the hypothesis that several organic compounds can be created in earth's early atmosphere , several organic amino acids can be created from inorganic raw material .
Explanation:
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What are some examples of suitable environments for bacteria?
How might bacteria avoid dying if an environment is not suitable?
How are bacterial cells different from plant and animal cells?
Describe how bacteria reproduce. How can bacteria acquire new characteristics?
Answers
Answer:
bacteria are found everywhere even in hot springs. Bacteria are different from other organisms because they don't have membranes bound organelles .they replicates to produce
Explanation:
Bacteria can live in hotter and colder temperatures than humans, but they do best in a warm, moist, protein-rich environment that is pH neutral or slightly acidic. There are exceptions, however some bacteria thrive in extreme heat or cold, while others can survive under highly acidic or extremely salty conditions.
How might bacteria avoid dying if an environment is not suitable?Many types of bacteria, if environmental conditions become unfavourable (lack of water, increase in temperature, etc), will go into a sort of dormant state, called an Endospore.
How are bacterial cells different from plant and animal cells?Because bacteria are prokaryotic, they do not have a nucleus and no membrane-bound organelles. In contrast, plants and animals are made up of eukaryotic cells, which means they have a nucleus and membrane-bound organelles like mitochondria or Golgi apparatus.
Describe how bacteria reproduce. How can bacteria acquire new characteristics?Bacteria reproduce through a process called binary fission. During binary fission, the chromosome copies itself, forming two genetically identical copies. Then, the cell enlarges and divides into two new daughter cells. The two daughter cells are identical to the parent cell.
Hope my answer helps you ✌️
Mark BRAINLIEST
How are taxonomic keys used
Answers
Explanation:
to be taxonomick
A biome is determined by ______, _____, and _____
climate, latitude, weather
plants, precipitation, seasons
climate, latitude, elevation
evaporation, temperature, animals
and
Answers
Answer:a is the answer
Explanation:
Which characteristic does a baby giraffe inherit from its parent?
A: A long neck and spots
B: Knowing how to escape danger
C: Learning to eat from trees
D: The ability to find water
Answers
Answer:
A because it is geneticly passed down
The first step after birth is ___________
Answers
Answer:
Immediate newborn assessments include weight, length, and medicines, to make sure that the baby is healthy and stable.
Answer:
First you check the weight of the baby to make sure its healthy.
Explanation:
What is the corresponding RNA sequence for the DNA strand above?
Answers
its the letter c hope u have an amazing day
THE TAKING OF AIR RICH IN OXYGEN INTO THE BODY IS CALLED _
Answers
Answer:
Inhalation
Explanation:
hope its correct
Answer:
HELLO!!!
SO UR ANSWER IS...
Taking in of air rich in oxygen into the body is called INHALATION.
Thanks I hope it helps
Which of the following is evidence of the evolution of living species?
A homologous structures
B analogous structures
C vestigial structures
D all of the above
Answers
………………………..
Characteristics of physical properties include: (check all that apply)
Group of answer choices
B. Properties that can be observed without changing the identity of the object or substance
A. Properties that we see through a change of color
D. None of these
C. Color, shape, size, density, density
Answers
-Color, shape, size, density
Hope this helps
Which of the following best identifies a way in which organs in an organism are similar to organelles in a cell?
A. Both are made of tissues.
B. Both carry out specific functions.
C. Both carry out chemosynthetic reactions.
D. Both are found in single-celled organisms.
Answers
Answer:
A
Explanation:
Both are made of tissues.
The organs in an organism and organelles in a cell both are similar as they both are made up of tissue. Thus, option A is correct.
What is tissue?The tissue is defined as a group of cell added together to form a tissue present in body and plays a vital role in covering of all internal as well as external area and organs of body, hollow organs and body lines cavity.
The structure of epithelial cells are they combined together by fitted junctions as well as adhering junction and attached to extra cellular matrix.
Tissue is the compact structure of cell and later tissue combined together to form organ and than organ system is formed to perform various functions of the body.
Therefore,the organs in an organism and organelles in a cell both are similar as they both are made up of tissue. Thus, option A is correct.
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How does the orientation of the North Pole change during the year?
Drag and drop the months to correctly match the descriptions.
points away from the sun, so the Northern Hemisphere gets its least sunlight
points neither toward nor away from the sun, and the days in the Northern Hemisphere are getting longer
points neither toward nor away from the sun, and the days in the Northern Hemisphere are getting shorter
points toward the sun, so the Northern Hemisphere gets its most sunlight
December,March,June, or September
(THIS IS SCIENCE NOT BIOLOGY)
Answers
The orientation of the North Pole changes as follows during the year:
December: points away from the sun, so the Northern Hemisphere gets its least sunlight.March: points neither toward nor away from the sun, and the days in the Northern Hemisphere are getting longer.June: points toward the sun, so the Northern Hemisphere gets its most sunlight.September: points neither toward nor away from the sun, and the days in the Northern Hemisphere are getting shorter.How does the orientation of the North Pole change during the year?The orientation of the North Pole remains relatively fixed throughout the year. It does not change its position or direction.
The North Pole always points in the same direction in the northern sky, which is towards the North Star or Polaris.
However, the tilt of the Earth's axis in relation to its orbit around the Sun causes the amount of sunlight received by different parts of the Earth to vary throughout the year.
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What is not a part of the immune system?
A Mucous membranes
B Liver
C Skin
D Saliva
Answers
Answer : B
Explanation:
The liver is not a part of the immune system. The liver is an organ that plays a crucial role in detoxifying the body, producing bile to help digest fats and storing nutrients. While the liver indirectly supports the immune system by removing toxins from the bloodstream, it is not a part of the immune system itself.
Answer:
B. liver
Explanation:
The immune system is a complex network of organs, tissues, cells, and molecules that work together to defend the body against harmful pathogens, such as bacteria, viruses, fungi, and parasites.
A Mucous membranes: Mucous membranes are part of the immune system as they serve as a physical barrier that helps to trap and prevent pathogens from entering the body. They are found in various areas of the body, including the respiratory tract, gastrointestinal tract, and urogenital tract, and are lined with special cells that produce mucus and immune cells that help fight against pathogens.
B Liver: The liver is not directly part of the immune system. It is primarily responsible for detoxification, metabolism of nutrients, and production of important proteins, such as clotting factors. However, the liver does play a role in the immune response by filtering blood and removing pathogens, toxins, and other harmful substances from circulation.
C Skin: The skin is the body's largest organ and serves as a physical barrier against pathogens, preventing them from entering the body. Additionally, the skin contains specialized immune cells that help defend against pathogens that may breach the skin's barrier, making it an important part of the immune system.
D Saliva: Saliva, which is produced by salivary glands in the mouth, contains enzymes that can help break down food and also has antimicrobial properties that can help inhibit the growth of bacteria and other pathogens in the mouth. While saliva has some immune properties, it is not considered a primary component of the immune system.
Which of the following adaptations would help a tree-dwelling nocturnal scavenger survive in its environment?
Light-colored fur
Heels with fur
Night vision
Short snout
Answers
5. Read the scenarios below. For each of the scenarios, identify the following (you should identify the 3 for EACH of the scenarios):
Control Group Independent Variable Dependent Variable
A. John thinks that a special juice will increase the productivity of workers. He creates two groups of 50 workers each and assigns each group the same task (in this case, they're supposed to staple a set of papers). Group A is given the special juice to drink while they work. Group B is not given the special juice. After an hour, John counts how many stacks of papers each group has made. Group A made 1,587 stacks, Group B made 2,113 stacks.
B. Candy notices that her shower is covered in a strange green slime. Her friend Belinda tells her that coconut juice will get rid of the green slime. Candy decides to check this out by spraying half of the shower with coconut juice. She sprays the other half of the shower with water. After 3 days of "treatment" there is no change in the appearance of the green slime on either side of the shower.
C. Elisa is working on a science project. Her task is to answer the question: "Does Grow Long (which is a commercial hair product) affect the speed of hair growth?" Her family is willing to volunteer for the experiment.
Answers
Answer:
A.
1) Control Group: Group B (not given the special juice)
2) Independent Variable: Special juice given to Group A
3) Dependent Variable: Number of stacks of papers each group made
B.
1) Control Group: The side of the shower sprayed with water
2) Independent Variable: Coconut juice sprayed on one side of the shower
3) Dependent Variable: Appearance of green slime on both sides of the shower
C.
1) Control Group: No treatment
2) Independent Variable: Grow Long (commercial hair product)
3) Dependent Variable: Speed of hair growth
Explanation:
What does "the cake" mean in science of fossils?
Answers
Answer:
The cake layer metaphor refers to what kind of dating. whether they ate plants or other animals. What does fossilized teeth tell us about extinct animals. life. Fossils are the traces or remains of any ancient.
hope this helps.
Answer:
Index fossils (also known as guide fossils, indicator fossils or zone fossils) are fossils used to define and identify geologic periods (or faunal stages).
Explanation:
How is transpiration related to photosynthesis?
1 They are not related, they are two separate processes that do not interact.
2 Transpiration brings water to cells; photosynthesis carries it away.
Photosynthesis creates sugar, and transpiration delivers the sugar and water to the plant roots.
Transpiration delivers water needed for photosynthesis to the cells.
Answers
Answer:
Water along with Carbon dioxide are essential for the process of Photosynthesis. Transpiration, the loss of water through stomata creates what is known as the Transpiration pull. This force enables a continued supply of water for photosynthesis, and distribution of nutrients to the plant for growth and maintenance.
Answer:
Transpiration is the loss of water from a plant in the form of water vapor. Water is absorbed by roots from the soil and transported as a liquid to the leaves via xylem. ... water to the leaf cell surfaces where it is converted from a liquid into a gas ... photosynthesis; however, this large opening will also allow the leaf to lose large.
True or False: The Calvin cycle is also known as the “light-dependent reaction” because it needs sunlight.
Answers
Answer:
false
Explanation: The Calvin Cycle, or light independent reaction, does not utilize sunlight as an input. During the light independent reaction, or the Calvin Cycle, carbon fixation first occurs. CO2 produced during the light dependent reaction reacts with RuBP, ultimately producing PGA.
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Which environment is characterized by very low temperatures and low humidity year round?
Desert
Grassland
Swamp
Tundra
Answers
Reasoning: When you think of a tundra, it’s more of like Antarctica. Possibility to be confused with deserts, which have little to no precipitation/low humidity.
1. What kinds of pollution do you know? Which is the worst? Discuss in group.
2. What are fossil fuels? Give examples. Where are they used? Can they be replaced?
3. Some factories dump waste water in rivers and ocean. How can we prevent this?
4. People throw away tons of garbage everyday. How can we reduce the amount of garbage?
5. Do you drink bottled water? Why or why not? What is its effect on the environment?
pls 3-5 sentence and then explain briefly the answer. ty
Answers
Answer:
1. There's air pollution, water pollution, noise pollution, and light pollution. The worst pollution is air pollution because it can cause severe health problems like respiratory diseases or even cancer.
2. Fossil fuels are resources that are formed from the remains of dead plants and animals. An example would be coal, oil, and natural gas. These fuels are used to generate electricity, power vehicles, heat homes and buildings. Yes, there many other energy sources that can replace fossil fuels.
3. One way to prevent factories from dumping waste water in rivers and oceans is to implement stricter regulations and penalties for those who violate them.
4. One of the best ways to reduce the amount of garbage is to reduce, reuse, and recycle.
5. Yes, I drink bottled water because it's more water to drink from a bottle and its effect on the environment is recycling and being reused.
1. Pollution can be of many types such as air pollution, water pollution, noise pollution, and land pollution. In my opinion, air pollution is the worst because it affects people's health and can cause breathing problems, heart diseases, and even cancer. Discussing this issue in a group can help us understand different perspectives and find solutions to reduce pollution.
2. Fossil fuels are non-renewable sources of energy that are formed from the remains of dead plants and animals. Examples of fossil fuels include coal, oil, and natural gas. They are used to generate electricity, fuel vehicles, and heat homes. However, they are a major contributor to air pollution and climate change. Fossil fuels can be replaced by renewable sources of energy such as solar, wind, and hydro power.
3. Factories dumping waste water in rivers and oceans can have a negative impact on aquatic life and the environment. To prevent this, factories can treat their waste water before discharging it into the environment. Governments can also enforce strict regulations and penalties for factories that violate environmental laws.
4. To reduce the amount of garbage, we can follow the three R's - reduce, reuse, and recycle. We can reduce the amount of waste we generate by using reusable bags, bottles, and containers. We can also compost organic waste such as food scraps and yard waste. Recycling can also help reduce the amount of garbage by turning waste into new products.
5. I try to avoid drinking bottled water because it generates a lot of plastic waste that can take hundreds of years to decompose. Plastic waste can also harm wildlife and pollute the oceans. Instead, I use a refillable water bottle and fill it with tap water. Tap water is safe to drink in most developed countries and can be a more sustainable choice.
1.
Cows get energy to move from the grass they eat. What is the energy transformation starting with the grass?
Mechanical to radiant and chemical energy
Mechanical to thermal and chemical energy
Chemical to mechanical and thermal energy
Chemical to thermal and radiant energy
Answers
Answer:
Mechanical to radiant and chemical
Answer:
Chemical to mechanical and thermal energy
Explanation:
PLS ANSER THIS ASAP!
Answers
Answer:
number 3
Explanation:
i had this quiz and got it right
Answer:
c i think is the most relavent
A motor-oil recycling company wants to build a new processing plant on a hill overlooking a lake. The nearby town draws its water from the lake. Which of the following is an environmental concern that the citizens of the town might have regarding the processing plant?
Answers
Answer:
the oil might leak into the soil, causing the lake to become contaminated
Look at the diagram of the rock cycle below.
Which part of the cycle is missing?
A.
sedimentation
B.
melting
C.
crystallization
D.
mineral integration
Answers
it’s melting
From the diagram of the rock cycle the missing part is ( B ) ; Melting
Magma is a hot liquid/semi-liquid rock that is usually formed under the earth due to high pressure and temperature present in the inner core of the earth. magma is obtained by the melting down of existing rocks ( Igneous, sedimentary and metamorphic rocks ) under high pressure and temperature in the earths core.
Magma is released to the earth surfaces during volcanoes therefore the missing term in the rock cycle is melting
Hence we can conclude that from the diagram of the rock cycle the missing part is Melting.
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any help would be very much appreciated!
Answers
2nd is fungi
3rd is prozota
4th is bacteria
pls help this is for an overdue Science assignment!!!
