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alexdok [17]
3 years ago
15

Which of the following is necessary in order to study the organelles of cell?

Biology
1 answer:
BartSMP [9]3 years ago
5 0

Answer:

3. electron microscope

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What is a type of emigration where offspring move<br> away from their parents.
Bas_tet [7]

Answer:Dispersal

Explanation: This refers to offspring moving away from their parents. This prevents the offspring from competing with the parents for resources such as light or water. For example, dandelion seeds have “parachutes.” They allow the wind to carry the seeds far from the parents

5 0
3 years ago
Dinitrophenol increases the permeability of the lipid bilayer of the inner mitochondrial membrane to protons. Assuming that all
Zigmanuir [339]

Answer:

The correct answer is : C .It will decrease ATP production because fewer protons will be able flow down through ATP synthase.

Explanation:

  • Oxidative Phosphorylation is a process which involves two steps:  
  1. Transport of electrons from the reduced compounds like NADH (Nicotinamide adenine dinucleotide hydrogen) and FADH₂ (Flavin adenine dinucleotide dihydrogen) through the electron transport complexes, located in the inner mitochondrial membrane, to oxygen for the generation of water molecules.
  2. Synthesis of ATP or adenosine triphosphate from ADP or adenosine diphosphate and inorganic phosphate by an enzyme called ATP synthase which is located in the inner mitochondrial membrane. This enzyme harnesses energy by carrying protons from the inter-membrane space into the mitochondrial matrix and in the process produces ATP.
  • Oxidative phosphorylation takes place in the mitochondria, especially involving the inter membrane space, inner membrane and mitochondrial matrix
  • During the transport of electrons through the protein complexes (I, II, III, IV) of the electron transport chain a proton gradient is generated across the inner mitochondrial membrane.
  • The proton gradient is such that the concentration of protons is more in the inter-membrane space and less in the matrix of the mitochondria.
  • This proton gradient provides the energy to the ATP synthase for the synthesis of ATP.
  • Dinitrophenol is responsible for making the inner mitochondrial membrane permeable to protons. As a result protons can directly diffuse through the inner mitochondrial membrane from the inter-membrane space into the mitochondrial matrix equalising the concentration of protons across the inner mitochondrial membrane. This causes distortion in the proton gradient.  Hence, protons are no longer available for the ATP synthase to operate and synthesise ATP.
4 0
3 years ago
if a sponge was treated with a drug that specifically inhibited the activity of neuros and nothing else, what imoact would you p
Stels [109]

Sponges belong to the Phylum Porifera and hence are one of the most primitive organisms. The sponge would not be impacted by the drug.

Their bodies are asymmetrical. frame form can be cylindrical, vase-like, rounded or sac-like. they're diploblastic animals with layers, the outer dermal layer and the internal gastral layer. there's a gelatinous, non-cell mesoglea, in among these layers.

The phylum Porifera comprises the sponges. Sponges are simple invertebrate animals that live in aquatic habitats. despite the fact that the general public of sponges are marine, some species stay in freshwater lakes and streams.

Most sponges are hermaphroditic male and female cells exist in one animal and reproduce by using freeing spermatozoan into the water present day to be carried to other sponges, wherein they interact with eggs. Sponges also can reproduce.

Learn more about sponge here:-brainly.com/question/16524610

#SPJ4

3 0
1 year ago
A client with fibromyalgia has not achieved pain relief with opioid pain medication. the client has a history of diabetes mellit
Semmy [17]
The nurse can give the client antidepressants such Duloxetine. Even though one is not depressed, one can still take this as this can also alleviate pain. Another medication the client can take is an anti seizure medication. An example of this is Pregabalin. It would prevent nerves from sending pain signals to the brain thus can also help ease the pain of a person suffering from Fibromyalgia.
8 0
3 years ago
(03.04 MC) Two locations have different water vapor content in their atmosphere. Which of these is likely to be recorded?​
stellarik [79]

Answer:

In the diagram below, points A and B identify two points in the atmosphere above ... If air has a dry-bulb temperature of 2°C and a ... likely weather conditions? ... What was the relative humidity of the air when these temperatures were recorded?

Explanation:

5 0
3 years ago
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