What drives motility in amoebozoa?
a. flagella
b. pseudopodia
c. cilia
d. amoebozoa are non-motile
Answers
Pseudopodia drives motility in amoebozoa.
Amoebozoa are motile microorganisms that are either free-living or parasites that can cause diseases to human hosts.
Amoebozoa consist of pseudopodia that are responsible for the ability of the amoebozoa to move freely and are also involved in ingestion.
Pseudopodia reach out towards a substrate and attach to it from the anterior side and after this attachment, the pseudopodial membrane separates from the posterior side, and at the same time, the cytoplasm of the amoebozoa moves towards the new side resulting in the movement of amoebozoa from one place to another.
Amoebozoa commonly do not possess cilia and flagella and thus the absence of cilia and flagella means that they are not involved in the motility of amoebozoa.
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Related Questions
X
-6
-1
0
3
y
-7
1
9
-2
What is the domain of the given function?
O {x|x = -6, -1, 0, 3}
(y ly=-7, -2, 1, 9}
{x|x=-7, -6, -2, -1, 0, 1, 3, 9}
(y ly=-7, -6, -2, -1, 0, 1, 3, 9}
1
Answers
Answer:
-1
Explanation:
(y ly=-7, -6, -2, -1, 0, 1, 3, 9}
1
Choose the substances that can pass through the blood-brain barrier. Multiple select question. all hormones some anesthetics alcohol all metabolic waste all chemotherapy drugs nicotine
Answers
Based on the function of the blood-brain barrier, the substances that can pass through the blood-brain barrier are some anesthetics and all hormones.
What is the blood-brain barrier?The blood-brain barrier is a network of blood vessels and tissues which selectively allow the movement of certain substances in blood into the brain bit not others which are harmful to the brain.
Some of the substances that can pass through the blood-brain barrier include:
water,oxygen,carbon dioxide, andsome anestheticshormonesTherefore, from the given options, the substances that can pass through the blood-brain barrier are some anesthetics and all hormones.
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What is the term for organisms that consume other organisms for food like animals, some bacteria, and fungi?
Group of answer choices
heterotrophs
autotrophs
herbivores
omnivores
Answers
Answer:
Heterotrophs
Hope this helps!
Why : A heterotroph is an organism that eats other plants or animals for energy and nutrients. The term stems from the Greek words hetero for “other” and trophe for “nourishment.” Organisms are characterized into two broad categories based upon how they obtain their energy and nutrients: autotrophs and heterotrophs.
What happens to the air pressure of an air parcel as it flows up the side of a mountain?
Answers
Answer:
it reduces,
Explanation:
bcos pressure decreases with altitude or heights.
Living off Earth's natural income may be compared to _____. a. taking someone else's assets without their knowledge b. losing a job and living on unemployment insurance until it runs out c. using a credit card to pay for costs of living d. living off the interest of a $1 million investment e. winning the lottery and living off the money until it runs out
Answers
Answer:
Living off the interest of a $1 million investment
Having hair on the back of the hand is a dominant trait, and not having the
hair is a recessive trait. Which set of parents will have only children without
hair on the backs of their hands?
O A. A mother with hh and a father with Hh
B. A mother with hh and a father with hh
O C. A mother with Hh and a father with Hh
O D. A mother with HH and a father with Hh
Answers
Answer:
B
Explanation:
This is because these parents solely have no hair on the back of their hands, and don't have the trait to possibly give their child hair on the child's hands.
whats your favriot color and animal whats your favriot subjec
boy or girl puppies or dogs dog person or cat person
Answers
I’m a girl and i love both puppies and dogs but I’m way more of a cat person
This organelle uses light energy to make sugar from carbon dioxide and water are
Answers
Answer: Chloroplast
Explanation:
Plants and some algae have chloroplasts responsible for photosynthesis. Plants undergo photosynthesis to transform light energy into chemical energy. This energy is stored in the form of sugar to support their growth and provide energy. Chloroplasts have a double membrane, with the thylakoid membrane located within the inner membrane.
Photosynthesis occurs within the thylakoid membrane, which is folded into sacs called thylakoids. Chlorophyll, a green pigment, is present in the thylakoids and it absorbs light energy to split water molecules into hydrogen and oxygen. The oxygen is released into the atmosphere while the hydrogen is used to create ATP, a molecule that stores energy. ATP and hydrogen are then utilized to make sugar, the final product of photosynthesis.
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Chloroplast
Explanation:
Chloroplast is a green pigmented organelle which some eukaryotes (such as plants and algae) have in their cells and it is in charge of photosynthesis.
During meiosis, homologous chromosomes can exchange DNA in a process as shown in the diagram
below known as
Answers
Compare and contrast the cell structures / organelles found in plant and animal cells.
list 3 organelle/structures plant and animal cells have that are the same
list 2 organelles/structures plant and animal cells have that are different
Answers
Answer:
They both have a cell membrane.
they both have a nucleus
they both have the endoplasmic reticulum
Explanation:
One has a cell wall
one has a big vacuole and the other have many little vacuoles
What determines the direction of net movement of water across a cell membrane?
Answers
Answer: Osmosis
Explanation: Osmosis is the net movement of water across a selectively permeable membrane driven by a difference in solute concentrations on the two sides of the membrane.
True or False: The key difference between convection and radiation is that convection uses currents in air and water to transfer heat energy while radiation uses direct contact from one object to another to transfer heat energy?
Answers
Answer:
true I think but pls tell me if I'm wrong
Who is the primary consumer in the following food chain?
Flower ---> Mouse
--->
Snake
--->
Hawk
Answers
Answer:
mouse
Explanation:
If several highly educated scientists all study the same scientific data, which of the following is most likely to explain why they may all have different conclusions?
Answers
If several highly educated scientists all study the same scientific data, then they may have different conclusions because of the following factors:
Interpretation of data: Each scientist may have a different interpretation of the data, leading to different conclusions. This is because interpreting data involves the use of subjective judgment and prior experiences with similar data.
Personal biases: Personal biases may also affect the conclusions drawn from the scientific data. Personal biases refer to a scientist's preconceived ideas or prejudices that can influence their interpretation of the data. This can affect their ability to draw an objective conclusion.
Overemphasis of certain aspects: The overemphasis of certain aspects of the data or leaving out of certain details can result in different conclusions among scientists. Scientists may focus on different aspects of the data, leading to different conclusions.
Experimental setup and procedure: The experimental setup and procedure can also have an impact on the conclusions drawn from the data. If there are variations in the experimental setup or procedure, it can lead to different conclusions among scientists.
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Which of the following is a characteristic of the plasma membrane?
It is made up of one layer of phospholipids.
It doesn't contain any molecules aside from phospholipids.
The outward-facing phospholipid tails give it a rough quality.
It allows some molecules to pass through but prevents others from doing so.
Answers
Answer:
D. It allows some molecules to pass through but prevents others from doing so.
Explanation:
Plasma membrane or cell membrane is a selective permeable membrane which allows light molecules to pass and prevents heavy molecules.
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HELPPP PLEASEE!!!!!!!!!!!!!!!!!!!!!!!!
Transcribe the following DNA strand:
AAATACCCCGTAATGGCATAGGTCTGCACT
Answers
Answer:
Transcription is the process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA). During the process of transcription, each nitrogenous base is connected with it's pair, (Guanine and Cytosine)
(Adenine and Thymine)
However one must remember that RNA contains uracil instead of Thymine. Therefore whenever there is supposed to be a "T" on the MRNA strand, there will be a "U"
AAAGTCGCTCTGAGTTGTTAT 21 Depositors primer
Explanation:
How would administering a non-hydrolyzable form of GTP to a cell affect its G protein-coupled signal transduction pathways? a. The pathways would lose their specificity of response.b. The pathways would become hypersensitive to stimuli. c. The pathways would respond in unpredictable ways. d. The pathways would not turn off. e. The pathways would become nonresponsive to stimuli.
Answers
Option d is correct. Administration of non-hydrolyzed GTP to cells affects their G protein-coupled signaling pathways as Pathways could not be turned off.
What Causes G-Protein Inactivation in G-Protein-Coupled Receptors?When a neurotransmitter binds to a G protein-coupled receptor, the inactivated G protein complex interacts with the receptor. GDP molecules are then exchanged for GTP molecules, activating the G protein complex.
What role does GTP play in the G protein pathway?G proteins are molecular switches that are active in GTP-bound form, can hydrolyze GTP-bound nucleotides to GDP, and are inactive in GDP-bound form. In the active GTP-bound form, small G proteins can bind to effectors for direct signaling.
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Sexual reproduction results in unique genetic combinations due to the crossing over of non-sister chromatids. During which process does this take place?
Answers
Sexual reproduction results in unique genetic combinations due to the crossing over of non-sister chromatids . The process takes place in the prophase 1 where basically the genetic material is changed.
What are the chromatids ?These are the identical half portions of the chromosomes that are replicated during the process of the cell replication.
Crossing over takes place during meiosis where the exchange of the genetic material where the homologous chromosomes pair up with each other and the segments of the DNA are interchanged where the genetic information is changed as well.
In case of sexual reproduction, it produces genetic variations where due to independent assortment and the crossing over in meiosis in the case of meiosis the random mating will produce hybrids.
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Helpppppppppppp plzzzzzz asappppppppppp
Answers
Answer:
The answer is larynx
35. Cows host a variety of bacteria in their bodies. Many of these bacteria live in their digestive tracts and
help them digest the grasses they eat. In turn, the bacteria receive a place to live and a plentiful food
supply. What kind of relationship is this?
A) mutualism B) commensalism C) competition D) parasitism
Answers
A) mutualism
Explanation:
Both species cows and bacteria get benefits in this association.
TRUE/FALSE.are preparations of live microbes used as a preventive or therapeutic measure to displace or compete with potential pathogens.
Answers
Probiotics are preparations of live microbes used as a preventive or therapeutic measure to displace or compete with potential pathogens.
What types of living beings are adequately treated by antibiotics?With the aid of antibiotics, certain bacterial infections can be treated or avoided. They either eliminate germs or prevent them from growing and dispersing. Antibiotics are ineffective for treating viral infections. This includes most coughs, sore throats, the common cold, and the flu.
How is it possible for bacteria to develop an antibiotic resistance?Through mutation and selection, bacteria can develop antibiotic resistance. For instance, although some bacteria have developed enzymes to render the antibiotic inactive, others have developed biochemical "pumps" that can eliminate an antibiotic before it reaches its target.
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what happens if a cell divides with its damages present in its DNA
Answers
fimbriae and pili differ in that fimbriae and pili differ in that pili are used for transfer of dna and motility. pili are used to transfer dna. there are only one or two pili per cell. pili are used for motility. pili are used for attachment to surfaces.
Answers
Fimbriae and pili differ in that: (a) pili are used for transfer of DNA and motility.
Fimbriae are the structures used for attachment. These are long fragments that are proteinaceous in nature. Fimbriae play an important role in the synthesis of biofilms, thereby helping in colonization.
Pili are the short structures that appear hair-like on the surface of bacteria. Pili serve various purpose in the cell. These are: attachment, virulence, transfer of DNA, and movement. Pili also show antigenicity in the host's body. The pili used for the process of DNA transfer is also known as conjugative pili. This process is also called bacterial conjugation.
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What is a warm front?
Answers
Answer:
the boundary of an amount of mass in warm air
Answer:
A warm front is a type of front where a warm air mass overtakes a cold air mass.
What type of system is required to maintain the amount of sugar in the blood at a certain
level, making sure it does not rise too high or fall too low?
Answers
Answer:
The Digestive system.
Explanation:
Even though the Cardiovascular system pumps the blood in the body, blood sugar is dependent on the regulating hormones insulin and ketone. Which are created in the liver. And the liver is part of the Digestive system. Diabetes, hypoglycemia and hyperglycemia are results of a faulty liver.
which characteristic of living things can be seen in both viruses and bacteria? responses reproduction reproduction cellular organization cellular organization homeostasis homeostasis
Answers
Reproduction characteristic of living things can be seen in both viruses and bacteria
virus and bacteria show many more similarities like, they both are microscopic and are pathogens, some bacteria are also pathogenic and may cause diseases like virus. The virus depends on bacteria for replication machinery.
Bacteria and virus reproduces by division of parent cells into many offspring's.
both virus and bacteria consist of nucleic acid and they both contain enzymes.
both virus and bacteria have immunity against some viruses and bacteria, and there are vaccines for diseases caused by both of them.
some of viruses and bacteria are beneficial and are used in genetic engineering and bacteria is used in the food industry.
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What is interesting about the digestive system?
Answers
It's fascinating to note that even while you're standing on your head, your body can still pass food through the digestive system. Since it uses muscles, it has nothing to do with gravity.
The nutrients in the food and drinks you ingest are broken down and absorbed by your digestive system for use in vital processes including cell development, repair, and energy production.
Your digestive system is specially designed to carry out its function of converting food into the nutrients and energy you require to exist. After that, it conveniently compresses your solid waste, or stool, for disposal the next time you have a bowel movement.
Here, digestion and nutrient absorption account for almost 90% of the process. Your digestive system as a whole is just about 30 feet long. Enzymes are produced by your liver and pancreas to aid in the digestion of meals.
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The_____is a large, oval structure that directs all of the cell's activites.
Answers
Answer:
The answer is a nucleus.
Explanation:
The nucleus is a large, oval structure that directs all of the cell's activities.
The attraction between the hydrogen atom on one water molecule and the oxygen
atom on another water molecule is called a(n)
Answers
Answer: Hydrogen bond or a covalent bond.
Explanation:
The macromolecules depicted in the image
below make up a barrier that surrounds the outside
of all cells. What type of macromolecule is
pictured?
a. Protein
b. Cellulose
c. Enzyme
d. Phospholipids
