Selective cutting leaves forests that are just like old growth forests.
true
or
false
The statement that selective cutting leaves forests that are just like old-growth forests is false.
When selective cutting is implemented, it involves removing moderate to fully mature trees individually or in small groups. Although this technique is less damaging compared to other harvesting methods such as clear-cutting or strip-cutting, it still alters the forest's structure and can cause considerable ecological impact, especially in tropical forests. Old-growth forests have developed over centuries into complex ecosystems with a high degree of biodiversity and a unique genetic pool, which cannot be replicated simply through selective cutting and replanting.
Old-growth forests are known for their intricate web of life, serving as crucial habitats for many species. Once these ancient trees are cut down, they are lost forever; replanting trees does not restore the original old-growth forest due to the loss of biodiversity and the unique genetic composition that took hundreds of years to establish. Selective cutting, while a more sustainable approach compared to clear-cutting, does not leave forests resembling their original old-growth state.
For this question, look at the hydrologic cycle diagram.
Which number in this diagram represents precipitation?
A) 1
B) 2
C) 3
D) 4
I need help, need correct answer
In which part of the digestive system does a chemical change of the food first occur?
Answer: mouth (A)
Explanation: I just did the test
Answer:
The answer is A
Explanation:
I need to figure out the answer
How did the color of the water in Lake Nyos change following the release of the carbon dioxide gas, and what caused this change in color?
Which graph most likely shows an ecosystem that has underwent a primary succession event during the observation period?
Answer:
D
Explanation:
which are the most common gases emitted by volcanoes
The arrow pathway from muscle to gray matter illustrated in Figure 1 below is called a(an) ____.
The answer should be: Knee j*rk reaction! hope this helps(:
a single lunar cycle lasts a
1.day
2.week
3.month
4.year
The answer is; 3
A lunar cycle is the phases of the moon as it orbits, once, around the earth (which takes approximately 29.5 days). These phases can be viewed from the earth - new moon to full moon. The light from the sun that hits the moon reflects to the earth. Depending on the position of the moon, in its orbit, and with respect to a person at a particular position of the earth, the moon will be in a particular phase.
Do birds exhibit mainly internal development or external development
20. Why are scientific theories changed but never thrown away?
Scientific Theory change but not thrown away because scientist continue looking for possibilities and exact proportion to prove such theory, though it is change because they always conducted hypnosis in every theory and once it proves something different they conduct another hypothesis for more actual evidence.
Prokaryotic organisms have several characteristics in common with eukaryotic organisms. Which statement best describes one of these shared characteristics? * 1 point All prokaryotes and eukaryotes have locomotive capabilities that help them to avoid danger. All prokaryotes and eukaryotes have the same basic cell structure and organelles. All prokaryotes and eukaryotes have some ability to regulate what enters and leaves their cells. All prokaryotes and eukaryotes have the ability to produce food through photosynthesis.
I NEED HELP ASAP!!!
_______ are single-celled organisms with no nucleus.
The kingdom _______ is relatively small.
Eubacteria are classified by _______.
_______ are round bacterial cells.
_______ are rod-shaped bacterial cells.
_______ are spiral-shaped bacterial cells.
Prokaryotes are single-celled organisms without a nucleus. The kingdom Monera is relatively small. Bacteria come in different shapes - cocci, bacilli, and spirilla.
Explanation:Prokaryotes are single-celled microorganisms lacking a true cell nucleus and membrane-bound organelles like mitochondria and the endoplasmic reticulum. They include two major domains: Bacteria and Archaea. Prokaryotes are characterized by their simplicity, with genetic material (DNA) located in a nucleoid region. They play vital roles in various ecosystems, participating in nutrient cycling and serving as decomposers. Some prokaryotes can be pathogenic, causing diseases in humans and other organisms. The correct fill-in-the-blanks are -
Prokaryotes are single-celled organisms with no nucleus. The kingdom Monera is relatively small. Eubacteria are classified by their shape. Cocci are round bacterial cellsBacilli are rod-shaped bacterial cells, and Spirillas are spiral-shaped bacterial cells.Learn more about Prokaryotes here:https://brainly.com/question/33439033
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Which of the following astronomical bodies is the lowest in hierarchy? Galaxy Planet Solar system Star
An astronomical object or the celestial object refers to a naturally taking place physical entity, composition, or association, which prevails in the observable universe. Or it can also be illustrated as the celestial body refers to any natural body external to the atmosphere of the Earth. The examples, are the Sun, Moon, and the planets of the solar system.
In the mentioned objects, the lowest in the hierarchy is the planet, then comes the star, then the solar system, and finally the galaxy.
Which of the following is one stage of the cell cycle?
Cellular respiration
Mitosis
Multiplication
Photosynthesis
Answer:
THE ANSWER IS B
Explanation:
A gene has the base sequence of CGT AT gave an example of a frame shift mutation on this gene
Escherichia coli is a prokaryotic bacterium. How will Escherichia coli reproduce?
Answer:
Binary Fission
I hope this helps
When an abundance of lactose is present in a bacterial cell then
A. Lactose will block the action of RNA polymerase, Prohibiting of the transcription of the gene.
B. Enhancers will be triggered to speed up the process of mRNA production.
C. The lac operon Will be inhibited and no lactose will need to be produced via translation.
D. Lactose will bind to the
repressor, Allowing the gene coding for the enzyme lactase to be transcribed.
Answer:D
Explanation:Hope this helps
Final answer:
Lactose binds to the repressor, allowing transcription of the enzyme lactase. The lac operon system regulates gene expression efficiently, promoting the production of enzymes for lactose digestion only when lactose is present and thereby saving cellular energy. So the correct option is D.
Explanation:
When an abundance of lactose is present in a bacterial cell, the correct response is D. Lactose will bind to the repressor, allowing the gene coding for the enzyme lactase to be transcribed. In the lac operon system, the presence of lactose triggers the conversion of some lactose into allolactose, which then binds to the lac repressor. This interaction inhibits the repressor's activity, preventing it from binding to the operator region of the operon. With the repressor not bound, RNA polymerase can freely initiate the transcription of the lac operon genes, leading to the expression of enzymes that enable the digestion and utilization of lactose.
Essentially, the lac operon functions as an efficient regulatory system that ensures gene expression occurs only when necessary. In the absence of lactose, the lac repressor binds to the operator region, acting as a 'road-block' to RNA polymerase and preventing transcription of the lac genes. The system optimizes energy use within the cell by expressing genes only when their products are needed, which in this case, are enzymes for lactose digestion.
What discoveries has space technology helped paleontologists with?
Space technology has helped to determine the Hadrosaurs are the same as T.Rex.
Space technology has helped create accurate maps of the Gobi desert.
Space technology has helped find a new route to travel to the Gobi desert.
Space technology has helped determine that Hadrosaurs are very different from what was thought earlier.
It's number four, i remember it in the lesson. FLVS right?
Where do the reactions of the electron transport chain occur?
A. Inside the cell membrane.
B. Within the cell’s cytoplasm.
C. Within the mitochondria’s inner membrane.
D. Within the mitochondria’s matrix.
Make sure your answer is correct! Plz
Within the mitochondrion’s inner membrane
The right answer is C. Within the mitochondria’s inner membrane.
The mitochondrion is limited by two membranes of very different properties:
* the outer membrane contains a transmembrane protein, porin, which allows the passage of ions and water-soluble metabolites of molar mass <10.000 Da.
* The inner membrane is very rich in proteins and almost impermeable to ions and water-soluble metabolites.
The respiratory chain or electron transport chain is located in the inner membrane of mitochondria. Each mitochondrion contains thousands of copies of the electron transport chain.
What type of tissue is most likely being viewed under a microscope?
The morphology of cells in tissue viewed under a microscope can indicate whether it is simple or complex tissue. Loose connective tissue is recognized by cells scattered in a transparent background, while vascular tissues are identified by cells such as xylem and phloem. For small surface structures, electron microscopes are best, but light microscopes, commonly used by students, often require staining to view cell components.
Explanation:When viewing a specimen under a microscope to determine the type of tissue it is, several characteristics can be noted. For example, if the morphology of the cells observed is similar and they appear uniform, the tissue is likely simple tissue. In contrast, complex tissue would exhibit a variety of cell types and structures. Specifically, if under the microscope, the tissue specimen shows cells located in spaces scattered in a transparent background, this is indicative of loose connective tissue.
In the context of plant biology, if a student reported vascular tissue while inspecting a cross-section of a plant stem, the presence of cells such as xylem, with thickened cell walls, and phloem would be indicative of this type of tissue. Cork cells, as viewed by Robert Hooke, come from the bark of the cork oak tree, and these cells create a protective and insulating material that is also impermeable to liquids and gases. For viewing very small surface structures of a cell, a scanning electron microscope (SEM) or a transmission electron microscope (TEM) would be most suitable due to their high resolution.
Light microscopes are commonly used by students and are advantageous for viewing living organisms. However, due to cells generally being transparent, details may not be distinguishable without the use of special stains, which unfortunately often result in the death of the cells.
Where would you most likely find an organism that belongs to the domain Archaea?
Hot springs
Human gut
Moldy bread
Yogurt
Answer: Hot springs
Explanation: The kingdom Archaea consists of bacterial species which can survive very harsh conditions. These are the oldest organisms present on Earth. These bacterial species can be found in areas where other organisms can't exist. The extreme conditions where they can be found are- high salt content, hot water springs, in the ice at north pole, etc.
Answer:
IT IS NOT YOGURT IT IS HOT SPRINGS I DID THE 5.06 AND GOT 99 CAN YOU BELIEVE IT.
Explanation:
the specialized cells involved in sexual reproduction are called: zygotes
gametes
buds
chromosomes
The correct answer would be gametes
Answer:
Gametes
Explanation:
Viruses have all of the characteristics of living things EXCEPT
A) Cells
B) Organization
C) Reproduction
D) Response
Viruses are accelular entities and do not possess cellular membranes in their structure. Thus, option A is correct.
What is virus?Virus are considered as a potent pathogenic organism for carrying infection in the body of the host. Viruses have the unique properties which demarks them from living and non-living creatures.
Virus can be considered non-living in the outer environment however they possess the property of life once they enter into the body of the host. Viruses have the ability to multiply in the body of the host by utilizing host DNA and proteins as machinery for replication.
Virus can have RNA or DNA as their genetic material and they can efficiently pass through the bacterial filters because of their small size.
Virus can cause severe infections in man, plants as well as in cattle. Common cold, HIV AIDS, hepatitis are some examples of virus in human.
Thus, virus can be considered as an infectious agents.
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How does an enzyme’s active site relate to its substrate?
The active site of an enzyme is a uniquely shaped region that binds specifically to its substrate, either through a rigid lock-and-key model or a more flexible induced fit model, enabling the enzyme to catalyze a specific reaction.
The active site of an enzyme relates to its substrate through a specific physical and chemical complementarity, which enables the enzyme to catalyze a reaction involving the substrate. Two models explain this relationship: the lock-and-key model and the induced fit model. In the lock-and-key model, the substrate fits into the active site perfectly without any alterations to the enzyme's shape, much like a key fits into a lock. In contrast, the induced fit model allows for some flexibility; the active site undergoes a conformational change to snugly fit the substrate, accommodating a small group of similar substrates, thus facilitating the reaction.
Once the substrate is bound to the active site, the enzyme catalyzes the conversion of the substrate into the product(s) of the reaction. This specific interaction and catalysis are critical for the biological functions that enzymes serve, from digestion to DNA replication.
Landforms tend to weather and wear down over time. The Grand Tetons are an area of steep, rugged mountains that are thought to be about 9 million years old. What change would an observer most likely see if he could look at the mountains again after another 9 million years?
Answer:
Explanation:
Over time, steep hills are weathered. Weathering and erosion break down and remove rocks and soil such that the mountains tops become more rounded and the rocks and soil deposit on the hillsides, making them less steep.
After another 9 million year of erosion and deposition, an observer could expect the mountains to be less steep and more rounded.
Directions: The answer highlighted is incorrect, highlight the correct answer using a green color. Once you have selected your answer, explain how the first answer is incorrect using complete sentences.
On a recent research trip to the African rain-forest, Donna discovered a new organism that is multi-cellular and contains chlorophyll. Which kingdom does the newly discovered organism most likely belong to?
A) Animals
B) Plants
C) Bacteria
D) Fungi
The incorrect answer is C. Bacteria.
The correct answer is B. Plant
Explian why it can not be C. Bacteria
Please answer. I need to know this, My teacher will check it
Please I NEED the REAL ANSWER FOR THIS ONE
what is the major ion in seawater
Answer:
The answer should be Chloride.
Explanation:
what is antibody and antigen?
Antigens are molecules proficient in motivating an immune response. Each antigen has different surface features, or epitopes, causing in specific responses. Antibodies (immunoglobins) are Y-shaped proteins produced by B cells of the immune system in reply to contact with antigens.