A scientists examines eukaryotic and prokaryotic cells using a microscope. Which structure would the scientist observe in only the prokaryotic cells?

Answers

Answer 1
Prokaryotic cells lack a nucleus and lack organelles however they do include a cell wall

Hope this helps

Related Questions

Help ASAP please! Which fuels are derived from organic matter?

Energy sources from the ocean that are derived from once-living organic matter include ________ and hydrocarbons.

The answer is a fill in the blank.

Answers

Answer:Fossil Fuels

Explanation:

Answer:

Biofuels

Explanation:

I just took the test on plato and it was correct :)

Haploid cells are the product of...

Answers

Answer:

Meiosis

Explanation:

Because meiosis is a reduction division

How long ago was the marine organisms alive in the inland sea?

Answers

Answer: i think its 80 million years ago

Explanation:

Why do cells divide? Select the answer that does NOT apply.
Group of answer choices

to produce new cells during an organism’s growth

to ensure that a cell does not become too large 

to replace damaged cells and tissues

to ensure all cells remain undifferentiated

Answers

Answer:

To ensure all cells remain undifferentiated.

Explanation:

Cells divide to produce more, replace damages, and ensure a cell does not become to large.

So the only remaining choice is this.

plzz plzz plzzz plzzz plzz help me (write any two method for identification of fossils?)

Answers

Answer:

1.You can identify a fossil by determining it's age by comparing it to similar fossils.

2. You can measure the decay of isotopes within the fossil

Explanation:

: )

Can someone help me answer this question?

Answers

Answer: C. Hypertonic Solution

Explanation:

Hypertonic is when water leaves the cell.

The amount of energy the producers in an energy pyramid provide the primary consumers is
4,000 joules. From this amount, 40 joules are provided to the tertiary consumers. Based on
this model, how much of the energy was provided to secondary consumers?
A. 40,000 J
B. 400 J
C. 4 J
D. 40 J

Answers

the answer is B (400 j) because 10% gets taken off so it would go from 4,000 to 400 then to 40
The answer would be (B) 400j

Which processes are physical changes? Select all that apply.

Answers

Answer:

egg

Explanation:

if you cook egg then its start to change

just a simple multiple-choice question. Its timed pls help

Answers

Answer:

Its B, specificity

Explanation:

1 point
behaviors are described as genetically “programmed" or
"automatic" responses to stimuli.*
innate behavior
learned behavior
social behavior
O
flocking


Answers

Answer:not so goodly and smart

Explanation:

The diversity of organisms ranges from simple prokaryotic cells to complex multicellular organisms A. True B. False

Answers

Answer: True

Explanation:

Cycle 202U Tier 2
During the eukaryotic cell cycle most growth happens during the
phase.


A Mitosis
B G1
C S
D G2

Answers

B.G1





Hope this helps

7. Which of the following shows the correct organization in the human
body, from simple to most complex? *
A-nerve cell- spinal cord organ-nerve tissue-nervous system
B-nervous system-nerve cell-nerve tissue-spinal cord organ
C-spinal cord organ-nerve tissue-nervous system-nerve cell
D-nerve cell-nerve tissue-spinal cord organ-nervous system

Answers

Answer:

option D

Explanation:

Cell --> Tissue --> Organ --> Organ System

Similarly ,

Nervous Cell - Nervous Tissue - Spinal cord organ - Nervous System

PLEASE HELP WILL GIVE BRAINLIEST

What is the source of bacteria which cause illness?
Question 2 options:

Rocks


Other bacteria


Soil


Miasma

Answers

Answer:

Other bacteria can BUT miasma causes a lot.

Explanation:

miasma causes illnesses like the cold, malaria, influenza etc...!

Hope this helped <3

At this time in the earth's history, scientists and others are very concerned about climate change. What is the best explanation for the earth's changing climate?

Answers

Answer:

Rise of population and over-consumption resources are key factors of  climate change.

Explanation:

The fact that climate change is real and is happening at a very fast rate. The impacts of which can be seen in terms of the increase in sea levels.  The rise in global average mean temperatures, an increase in the melting of Greenland and Antarctic glaciers. The exposure of barren land beneath the antarctic continent. Therefore the scientific community s very concerned about the massive depletion of resources and the exposure of the earth's surface to solar radiation.

What is the name of the process shown?
?
A)
mitosis
B)
meiosis
C) glycolysis
D) genetic mapping

Answers

Answer : D hope it helps

Answer:

D hope this can help

Different between looping and somersaulting method​

Answers

Answer:

what is the difference between somersaulting and looping movement.

somersaulting- for longer distances.It bends the narrow end in the direction it wants to go & takes grip with tentacles. It releases the broad end and straightens up.

What are the codons for lysine?

Answers

Answer:

AAA, AAG

Explanation:

hope it helps..

( I search it)

Answer:

arginine

GCA, GCG, GCT, GCC

TCT, TCC

CGU, CGC, CGA, CGG

AGA, AGG

GCA, GCG, GCU, GCC

UCU, UCC

asparagine

TTA, TTG

AAU, AAC

UUA, UUG

aspartate

CTA, CTG

GAU, GAC

CUA, CUG

cysteine

ACA, ACG

UGU, UGC

ACA, ACG

glutamate

CTT, CTC

GAA, GAG

CUU, CUC

glutamine

GTT, GTC

CAA, CAG

GUU, GUC

glycine

CCA, CCG, CCT, CCC

GGU, GGC, GGA, GGG

CCA, CCG, CCU, CCC

histidine

GTA, GTG

CAU, CAC

GUA, GUG

isoleucine

TAA, TAG, TAT

AUU, AUC, AUA

UAA, UAG, UAU

leucine

AAT, AAC, GAA, GAG

GAT, GAC

UUA, UUG, CUU, CUC

CUA, CUG

AAU, AAC, GAA, GAG

GAU, GAC

lysine

TTT, TTC

AAA, AAG

UUU, UUC

methionine

TAC

AUG

UAC

phenylalanine

AAA, AAG

UUU, UUC

AAA, AAG

proline

GGA, GGG, GGT, GGC

CCU, CCC, CCA, CCG

GGA, GGG, GGU, GGC

serine

AGA, AGG, AGT, AGC

TCA, TCG

UCU, UCC, UCA, UCG

AGU, AGC

AGA, AGG, AGU, AGC

UCA, UCG

stop

ATT, ATC, ACT

UAA, UAG, UGA

AUU, AUC, ACU

threonine

TGA, TGG, TGT, TGC

ACU, ACC, ACA, ACG

UGA, UGG, UGU, UGC

tryptophan

ACC

UGG

ACC

tyrosine

ATA, ATG

UAU, UAC

AUA, AUG

valine

CAA, CAG, CAT, CAC

GUU, GUC, GUA, GUG

CAA

What are the functions of carbohydrates? Select all that apply.
A Storing energy
UB Storing information
C Structural support
D Intercellular signaling
OE Building proteins
OF Aiding in digestion

Answers

Storage of energy its the correct answer

The functions of Carbonhydrates include :

Storing energyStoring energyBuilding proteins

Carbonhydrates refers to a one of the six classes of nutrients which can be derived from food. They are common in food containing Starch including rice, corn and so on.

Carbonhydrates main function is to provide the body with energy. Other functions include sparing the use of proteins and the breakdown of fat and the regulation of body glucose.

Learn more : https://brainly.com/question/14805763?referrer=searchResults

describe the effect of magnesium deficiency on the transport of sucrose out of the leaves and the sucrose concentration out of the leaf​

Answers

Answer:

The impact of diminishing the convergence of magnesium salt on the development of S.polyrhiza is because the low mg accessibility keeps an eye on troublesome sucrose exportation, making leaves hold sucrose three to multiple times more than the leaves of plants that get Mg in satisfactory inventory, showing that the inadequacy of this supplement causes extreme hindrance of sucrose transport.

Explanation:

A new microbe has been discovered in the rumen of sheep. Microscopy shows no evidence of a nuclear membrane and biochemical studies of the cell wall demonstrate the lack of peptidoglycan. Metabolic studies show that this microbe generates methane. This microbe would most likely be classified in ______.

Answers

Since it has no nucleus it's most likely a prokaryote

A new microbe discovered in the rumen of sheep that generates methane, shows no evidence of a nuclear membrane, and biochemical studies demonstrate the lack of peptidoglycan. Such type of microbes is likely to be classified in Archaea.

Archaea is a group of single-celled microorganisms that were first discovered in 1977. Archaea are similar to bacteria and eukaryotes, but they are unique in that they thrive in harsh environmental conditions like extreme heat, high salt levels, and acid environments.

Some archaea can also generate methane gas, similar to the microbe in the given description. Hence, the given microbe that generates methane, shows no evidence of a nuclear membrane, and biochemical studies demonstrate the lack of peptidoglycan would most likely be classified in Archaea.

Learn more about Archaea:

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HELP QUICK!!!
Carbon cycle contains an important stage called Carbon fixation. This
stage - Carbon fixation changes carbon dioxide into organic compounds
such as glucose. Which of the following organisms cannot fix carbon? *
algae
maple trees
mushrooms
grass

Answers

Answer:

Mushrooms

Explanation:

Carbon fixation is the process by which inorganic carbon is converted to organic compounds by living organisms. This type of carbon can be found in carbon dioxide.

Carbon dioxide is necessary for the survival of many organisms. Organisms that possess the pigment called chlorophyll perform photosynthesis. In this process, with the help of sunlight, they transform carbon dioxide, water, and minerals from the soil into oxygen, which is released into the atmosphere, and glucose, which they feed on. Organisms that possess chlorophyll are most plants and some protists and bacteria.

Algae, maple trees, and grass are all examples of organisms that perform photosynthesis, which means that they fix carbon.

Mushrooms can't do this as they are fungi, and fungi are not capable of photosynthesis.

When a cell uses ATP energy to transport a substance through a cell membrane from an area of lower concentration to an area of higher concentration, the cell is using

Answers

Answer:

ACTIVE TRANSPORT

Explanation:

Generally, the transport of molecules across membranes can either be ACTIVE OR PASSIVE. Active transport are those transport that occurs against a concentration gradient i.e. from an area of low concentration of the substance to an area of high concentration, hence, will require energy input in form of ATP.

On the other hand, passive transport occurs down a concentration gradient and hence do not require energy to take place. Hence, based on the description above, when a cell uses ATP energy to transport a substance through a cell membrane from an area of lower concentration to an area of higher concentration, the cell is using ACTIVE TRANSPORT.

Differential heating of the Earth's atmosphere is driven by energy from the



A.the earth's inner core


B.the sun


C.convection currents in the mantle

Answers

Answer:

B. the sun

Explanation:

the sun's ray are hot the closer they get to earth, it gets less warmer

Answer:

B

Hope I helped

Explain Lamarck's ideas about how organisms changed over time.

Answers

Answer:

Lamarckism, a theory of evolution based on the principle that physical changes in organisms during their lifetime—such as greater development of an organ or a part through increased use—could be transmitted to their offspring.Body structures can change according to the actions of the organism.have an innate tendency toward complexity and perfection. The actions of organisms as they use or fail to use body structures.

Lamarck claimed that organisms changed how they behaved in response to environmental change. Their altered behavior caused their organs to undergo modification, which their progeny inherited.

What are the main points of Lamarck's theory of evolution?

Lamarck asserts that when the environment changes, animals develop new demands (besoins). This results in novel behaviors that make use of already-existing organs.

Darwin proposed hypotheses like inheritance, different survival, species variety, and extinction, whereas Lamarck proposed theories like the inheritance of acquired features, use and disuse, growth in complexity.

According to Lamarck's theory of evolution, an organism's traits that evolve over the course of its existence in reaction to its environment are inherited by or passed on to its children.

Learn more about Lamarck's theory:

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how can we control water pollution?

Answers

Answer:

How we can control water pollution is by picking up litter or picking up any type of trash you see and throw it away where it is suppose to go. Another way we can control water pollution is by like planting trees, reduce th amount of plastic you use, and not pouring harsh chemicals in the drain.

Which is a commercial use for lactic acid fermentation? making starch making bread making wine making cheese

Answers

Answer:

making cheese

EXPLAINATION:

During cheese production, the bacteria digest the milk sugar (lactose), producing lactic acid via fermentation

Answer:

making cheese

Explanation:

A habitat is:

A Interactions between species

B Resources in an ecosystem

C Where a species lives

D Nonliving things

Answers

A habitat is where a species live

Answer:

where species lives like water are the natural habitat of fish

Why can't Adenine bond with Guanine?

Answers

Answer:

it has to do with the structure of the nitrogenous bases and the hydrogen bondes the form between them.

Explanation:

David tests a small amount of new drug developed at a laboratory to make sure it meets the Food and Drug Administration standards. What is most likely David's occupation?

Answers

Answer:

Quality Control

Explanation:

The most likely occupation of David would be quality control.

The quality control unit is a section of a company that ensures that products or services produced by the company meet some specific standards as required by authorities. Quality control officers randomly test produced batches of goods to ensure that the required standards are met.

In the illustration, the body overseeing the standards of drugs is the Food and Drug Administration and the work of David is to ensure that the drugs produced meet the required standards set by the body. He is a quality control officer.

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