Robert Hooke discovered cells in the 18th century.
true or false

Answers

Answer 1

Answer:

False it is in the 17th century (1665)

Explanation:

He named the little blocks after cells (little rooms)

Answer 2
False it was discovered in the 17th century

Related Questions

What is physical science? Pls put in ur own words

Answers

Answer:

The systematic study of the inorganic world, as distinct from the study of the organic world, which is the province of biological science. Physical science is ordinarily thought of as consisting of four broad areas: astronomy, physics, chemistry, and the Earth sciences

Explanation:

*Can I be the Brainliest please?*

Answer:

the sciences concerned with related subjects, study of inanimate natural objects, including physics, astronomy, and chemistry.

Explanation:

1. Josie was given a set of cards that identify the hierarchical organization of organisms. She orders the cards from least complex to most complex. Which shows the cards in the correct order?

Answers

To determine the correct order of the cards representing the hierarchical organization of organisms from least complex to most complex.

The hierarchical organization of organisms typically follows a pattern from lower to higher levels, such as:

Cell: The basic unit of life, organisms are composed of one or more cells.Tissue: A group of similar cells working together to perform a specific function.Organ: A structure composed of different tissues functioning together to carry out specific tasks.Organ System: A group of organs that work together to perform a particular function or set of functions.Organism: A complete, individual living being composed of various organ systems working in coordination.

If you have a set of cards representing these hierarchical levels or a similar set, the correct order would be:

CellTissueOrganOrgan SystemOrganism

Please provide more specific information or the actual cards in order to confirm the correct order based on the given set.

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What does the following list of characteristics and qualities have in common?

-Creativity
-Internal motivation
-Resilience
-Communication
-Strategic thinking
-Time and organizational management

A.
they are all traits common of successful entrepreneurs

B.
they are all traits that you must be born with and cannot learn

C.
they are all traits that you can only learn, not be born with

D.
they are all traits that you will develop when you become wealthy

Answers

Answer:

C. they are all traits that you can only learn, not be born with

Explanation:

You cant be born with anything. You have to learn with time, as you get older and have more experience.

The following traits are common because they are all traits that you can only learn, not be born with. So the correct option is C.

What are adaptable traits?

Adaptable people have the possession of elastic-like energy along with a willingness to bend and break habits. They are able to challenge themselves when their circumstances change.

They are able to face problems, avoid any distractions, and they can also politely proceed forward. Adaptable people also have the ability to think ahead and focus consistently on their improvement.

They have a balance of thoughts like, what can be done better for personal improvement. Adaptable people always focus on both the risks and the rewards.

They do not see their mistakes or failure, but they try to see opportunities. Adaptable people also don’t have a fixed solution to use every time. They think of a wide variety of ideas and resources that they can take from. Because of this, they are also more likely to think of new things in real time

Therefore the correct option is C.

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A dihybrid cross experiment is carried out on pocket mice. The traits being observed are fur color and tail length. In the F2 generation, 54 mice are dark brown with long tails, 18 mice are dark brown with short tails, 18 mice are tan with long tails, and 6 mice are tan with short tails.

Which traits are dominant?

tan fur, long tail

tan fur, short tail

dark brown fur, short tail

dark brown fur, long tail​

Answers

The answer is Dark brown fur, long tail

Answer:

dark brown fur, long tail​

Explanation:

Which of the following characteristics are shared by all living organisms

Answers

Answer:

Cells

Explanation:

They have cells

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 (BOTH plant and animal cells have these organelles)

list 2 organelles/structures plant cell have that animal cells do NOT have (make sure to identify that plant cells have them)

NEED Answers ASAP!!

Compare and contrast the cell structures / organelles found in plant and animal cells.list 3 organelle/structures

Answers

Answer:

Explanation:

some things that both of them have are:

cell membrane, nucleus, mitochondria, and vacuoles.

Some things that plant cells have only:

cell wall, large central vacuole, plastids, chloroplasts

amount of time it takes the moon to make one complete revolution

Answers

Answer:

27 days

Explanation:

Which of these is NOT one of the 4 chemicals used in DNA?

A. Adrenaline

B. Cytosine

C. Thymine

D. Adenine

Answers

Answer:

A. Adrenaline

Explanation:

adrenaline is a hormone

Answer:

A. Adrenaline

Explanation:

A is NOT correct because the actual 4 chemicals in DNA are Adenine,Cytosine, Thymine and Guanine.

Adrenaline is NOT part of the 4 chemicals of the DNA, which makes A correct answer.

During the light reactions, the pigments and proteins of ____________ use light to send energized electrons through an electron transport chain, ultimately producing ____________ (a form of energy). A ____________ molecule replaces the lost electrons, producing the byproduct ____________ .

Answers

Answer:

The correct answer is - photosystem II; ATP; water; oxygen

Explanation:

The photosynthesis process involves two different cycles known as the light reaction and the dark reaction. In light reaction there are two photosystems; photosystem I and photosystem II.

During light reaction, there are several pigments such as chlorophyll a and other pigments present in photosystem II that trap the light and transfer excited electrons through ETC to produce ATP which is a form of energy used by cells.

A water molecule takes place of the excited electron that is transferred and releases oxygen as waste or byproduct in this reaction.

________________ best summarizes how Durkheim's approach to religion differed from that taken by Wallace.

Answers

Answer:

Durkheim underscored the common, public, and all-encompassing nature of religion. It also speaks to the definitions that it embodies and how it causes people to emote.

Explanation:

Durkheim is a sociologist of french origins who believed that society was more powerful than the individual.  

This according to him, was so because society is held together by ideas that resonate across more than one individual. These ideas show up like norms, beliefs, and values which are subscribed to by many thus creating a collective consciousness. This collective consciousness makes it easy to predict how people generally are likely to behave either as a people or an individual.

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100 POINTS HELP Which of these is a potential use for a beaker?
A. Obtaining reagents from the original bottle
B. Holding a liquid that evaporates fast at room temperature
C. Creating a specific concentration of a solution
D. Making specific (precise) measurements

Answers

D making precise measurements

Conflict resolution

Answers

Conflict resolution is conceptualized as the methods and processes involved in facilitating the peaceful ending of conflict and retribution.

The root of mutualism, mutual,
means...
A. together.
B. alone.
C. only.​

Answers

Answer:

A. Together.

Explanation:

The root word of mutualism, mutual means together or a thing that many people share.

For example:

Mutualist Symbiotic Relationship refers to a relationship in which organisms are benefited, in other words it is a win-win.

The relationship between the Egyptian plover bird and the crocodile, that is mutualist relationship.

When a meat or something (food) gets stuck in the teeth of the crocodile then the Egyptian plover bird takes it out (like a toothpick).

The crocodile gets benefited.

The bird also gets benefited (its gets its food)

Hope this helps ;) ❤❤❤

Answer:

together

Explanation:

Mutualism is defined as a relationship that benefits two organisms, or it is defined as a doctrine in sociology where mutual aid is beneficial to society and the individual. An example of mutualism is pollination which is when bees take nectar from flowers and then deposit the nectar on another flower.

dibujo de cuál es el proceso de fermentación aceitica​

Answers

Answer:

ßøæ ö ßi

Explanation:

œ ë ßíå x

ç

ī ëœy

57

ëïø

How long after conception does the new human develop different cell types?

Answers

The first 12 hours after conception, the fertilized egg remains a single cell. After 30 hours or so, it divides from one cell into two. Some 15 hours later, the two cells divide to become four. And at the end of 3 days, the fertilized egg cell has become a berry-like structure made up of 16 cells.

what are the ways to increase crop yield based on the concept of photosynthesis

Answers

To increase crop yield based on the concept of photosynthesis, we can do Optimal Light Exposure, Carbon Dioxide Enrichment, Nutrient Management,  Irrigation and Water Management, Crop Selection and Breeding, and Weed and Pest Control.

Optimal Light Exposure: Ensuring that crops receive sufficient light is crucial for photosynthesis. Proper spacing, orientation, and pruning of plants can maximize light absorption and minimize shading.

Carbon Dioxide Enrichment: Increasing the concentration of carbon dioxide (CO2) in the growing environment can enhance photosynthesis. This can be achieved through controlled greenhouse environments or CO2 supplementation techniques.

Nutrient Management: Providing adequate nutrients, particularly nitrogen, phosphorus, and potassium, is essential for optimal photosynthesis and crop growth. Regular soil testing and targeted fertilization can help maintain nutrient balance.

Irrigation and Water Management: Consistent and appropriate irrigation practices ensure that plants have adequate water for photosynthesis. Proper water management techniques, such as drip irrigation or precision irrigation, can improve water-use efficiency.

Crop Selection and Breeding: Selecting and breeding crop varieties that have high photosynthetic efficiency and productivity can significantly increase yield potential. This involves choosing varieties that are adapted to local conditions and exhibit traits like improved photosynthetic capacity.

Weed and Pest Control: Effective weed and pest management prevent competition for resources and reduces stress on crops, enabling them to allocate more energy to photosynthesis and growth.

By implementing these strategies, farmers and researchers can optimize the photosynthetic process and ultimately enhance crop yield.

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What would happen to the DNA molecule if the pairing was non-complementary, in other words, the two purines (adenine and guanine) paired with one another and likewise the two pyrimidines (thymine and cytosine) paired with each other.

Answers

If the base-pairing in DNA becomes non-complementary such that purine bases can pair with one another and pyrimidine bases can pair with one another, the 1:1 ratio of purine to pyrimidine bases in DNA will no longer hold.

Due to the complementary base-pairing rule, the ratio of purine to pyrimidine bases in DNAs is usually 1:1. This is because Adenine always pairs with Thymine while Guanine always pairs with Cytosine.

Once this base-pairing rule is removed and becomes purine-purine and pyrimidine-pyrimidine pairings, then it becomes unnecessary for the ratio of purine to pyrimidine bases to be 1:1.

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). How many total electrons does a neutrally charged carbon atom contain in its orbits? How many electrons are in its innermost orbit (closest to the nucleus)? How many are in its outermost orbit?

Answers

Answer:

6 electrons

2 electrons

8 electrons

Does the flower produce more pollen or more ovules? Why is this important?​

Answers

Answer:

pollen

Explanation:i looked it up on g00gle

After ingestion and digestion by the lactase enzyme, the monosaccharides glucose and galactose are taken up by cells of the small intestine.

Order these molecules from lowest to highest ability to pass through a phospholipid bilayer:

Group of answer choices

glucose, water, molecular oxygen, a sodium ion

a sodium ion, molecular oxygen, glucose, water

molecular oxygen, water, a sodium ion, glucose

glucose, a sodium ion, molecular oxygen, water

a sodium ion, glucose, water, molecular oxygen

Answers

The order of the molecules from lowest to highest ability to pass through a phospholipid bilayer is: molecular oxygen, water, a sodium ion, glucose.

The ability of molecules to pass through a phospholipid bilayer depends on their size, polarity, and charge. Here's the order from lowest to highest ability to pass through a phospholipid bilayer:

1. Molecular oxygen (O2) - small and nonpolar, can easily pass through.
2. Water (H2O) - small and polar, can pass through but slower than molecular oxygen.
3. A sodium ion (Na+) - small but charged, has difficulty passing through without help from channels or transporters.
4. Glucose - large and polar, has the lowest ability to pass through without help from specific transport proteins.

So, the correct order is: molecular oxygen, water, a sodium ion, glucose.

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GIVING BRAINLY! Two identical cars travel at 45 miles per hour toward the center of the intersection (point A, as shown above) with equal
force. The cars collide at the intersection. If after they collide the cars stilox to each other and move together, they will
come to rest closest to
point B
point A
point D
point C

GIVING BRAINLY! Two identical cars travel at 45 miles per hour toward the center of the intersection

Answers

Answer: I think is point a), not sure.

Explanation: if they drive at the same speed, they be closests to a).

Question 7
In the human body, what are systems made of?
O A. A group of tissues
B. A group of reactions
C. A group of cells
D. A group of organs

Answers

d. a group of organs

What are the stages of bee development (eggs,larvae,pupae)

Answers

The stages of bee development are egg, larva, pupa, and adult. Eggs hatch into larvae, which then transform into pupae. Finally, adult bees emerge and undergo further maturation.

The stages of bee development are:

1. Egg: The bee life cycle begins when the queen bee lays an egg in a honeycomb cell.

2. Larva: The egg hatches into a larva, which is a legless, grub-like creature. The larva is fed a special diet called royal jelly, which stimulates its growth.

3. Pupa: The larva undergoes metamorphosis and transforms into a pupa. Inside the sealed cell, the pupa undergoes various changes, developing into an adult bee.

4. Adult Bee: After completing the pupal stage, the fully developed adult bee emerges from the cell. The bee then undergoes further maturation, such as its exoskeleton hardening, wings expanding, and adult coloration appearing.

It's important to note that there are three castes of bees: queen, worker, and drone. The development process for each caste is similar, but the diet and size of the cells they are raised in differ, leading to their distinct roles within the colony.

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sugar and phosphates provide the energy for dna replication

Answers

The sugar and phosphates do not provide the energy for dna replication

How does Sugar and phosphates provide the energy for dna replication ?

Sugar and phosphates do not provide the energy for DNA replication directly. Instead, the energy required for DNA replication comes from the hydrolysis of nucleoside triphosphates, which are building blocks of DNA.

The energy released by the hydrolysis of nucleoside triphosphates is used to drive the formation of phosphodiester bonds between the nucleotides in the growing DNA strand, which results in the replication of the DNA molecule.

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what are some of the characteristics of molds​

Answers



Moulds, those dusty little spots often found spreading over bread, cheese, books, and other things in the home, cause the loss of millions of dollars to our economy every year and, even worse, may be a menace to your health. To deal with them successfully we must understand what moulds are and exactly what they are doing.

Moulds are microscopic, plant-like organisms, composed of long filaments called hyphae. Mould hyphae grow over the surface and inside nearly all substances of plant or animal origin. Because of their filamentous construction and consistent lack of chlorophyll they are considered by most biologists to be separate from the plant kingdom and members of the kingdom of fungi. They are related to the familiar mushrooms and toadstools,differing only in not having their filaments united into large fruiting structures. For our purposes here, we shall consider as moulds only fungi that are commonly encountered n the home and laboratory and that can be easily grown and studied.

When mould hyphae are numerous enough to be seen by the naked eye they form a cottony mass called a mycelium. It is the hyphae and resulting mycelia that invade things in our homes and cause them to decay.

Reproduction in fungi is complex and involves a great diversity of structures. At the most fundamental level we can say that most moulds reproduce by spores. Spores are like seeds; they germinate to produce a new mould colony when they land in a suitable place. Unlike seeds, they are very simple in structure and never contain an embryo or any sort of preformed offspring. Spores are produced in a variety of ways and occur in a bewildering array of shapes and sizes. In spite of this diversity, spores are quite constant in shape, size, colour and form for any given mould, and are thus very useful for mould identification.

The most basic difference between spores lies in their method of initiation, which can be either sexual or asexual. Sexually initiated spores result from a mating between two different organisms or hyphae, whereas asexual spores result from a simple internal division or external modification of an individual hypha. the recognition of a mating and subsequent spore formation is often difficult for an observer,and is usually reserved for patient specialists. However, for practical purposes one can learn to recognize certain indications of the sexual process, namely, the four kinds of sexually determined spores that appear in mould fungi: (1) oospores, (2) zygospores, (3) ascospores, and (4) basidiospores.

Answer:

there green or dark green because they do photosysisisisisss aw my pronunciation

Explanation:also they nee water

What is the function of structure W?
A. to attach the flower to the main stem
B. to protect the developing bud
C. to attract pollinators to the flower
D. to form the floral organs

What is the function of structure W?A. to attach the flower to the main stemB. to protect the developing

Answers

The function of the structure W is to attract pollinators to the flower (option C).

What is a flower?

A flower in botany is a reproductive structure found exclusively in group of plants called angiosperms (flowering plants), often conspicuously colourful and typically including sepals, petals, and either or both stamens and/or a pistil.

The parts of a flower are as follows:

PetalsSepalsPistil or carpel (female part)Stamen (male part)

The petals of a flower is one of the component parts of the corolla of a flower. It applies particularly, but not necessarily only, when the corolla consists of separate parts i.e. when the petals are not connately fused.

Petals are often brightly colored as seen in the structure labelled W above. This colorful appearance is used to attract pollinators such as insects, butterflies for the process of reproduction.

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Answer:it’s c

Explanation:

study island

The structures in humans that provide the ability to detect pain and therefore keep the body safe are called
O chemosensors.
O nociceptors.
O photoreceptors.
Othermoreceptors.

Answers

Nociceptors is the correct answer.
2 is your right answer plz mark Brainly ist

what were the first animals on land; when did the first tetrapods appear; what are tetrapods; what were the first tetrapods; why did animals move from water to land; what did tetrapods evolve from; why did tetrapods move to land; are fish tetrapods

Answers

For 70 years, scientists  debated whether Dickinson - a flat, oval, striped creature nearly five meters long - was an animal, a lichen, a giant protozoan, or whether it belonged to a biologically different category extinct today.

Some early tetrapods, such as Ichthyostega, were quite clumsy on land and probably spent most of their time in  water. These first tetrapods descended from ancient fish called Sarcopterygii, or lobe-finned fish, of which only a few survive today.

The terrestrial vertebrate invasion refers to the transition of vertebrate organisms from water to land during the Late Devonian period. This transition allowed animals to escape competitive pressures from water and explore opportunities on land.

The specific aquatic ancestors of tetrapods and the process by which they colonized the Earth after emerging from terrestrial waters remain unclear. The transition from a body plan for breathing and navigating in water to one that allows an animal to move on land is one of the most profound evolutionary changes known.

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Usually it is not possible to penetrate inside a body cavity without cutting through protective tissues. However, sperm reach the egg via the vagina, uterus, and fallopian tubes (oviducts). Without crossing any epidermal barrier, the sperm can find itself inside which body cavity?

Answers

Answer:

Pelvic body cavity

Explanation:

There are four basic body cavities

The dorsal, thoracic, abdominal and the pelvic body cavity. For the question, the sperm can find itself inside the pelvic body cavity, the pelvic body cavity encapsulates the reproductive organs and the bladder. The reproductive organs then includes the vagina, uterus, and fallopian tubes (oviducts) etc. Thus, the sperm can pass through organs of the reproductive system in the pelvic body cavity.

In humans, brown eyes are dominant to blue and brown hair is dominant to blonde. Cross a homozygous dominant brown-eyed blonde man, with a blue-eyed and heterozygous brunette woman

In humans, brown eyes are dominant to blue and brown hair is dominant to blonde. Cross a homozygous dominant

Answers

The child would most likely be brown eyed w blonde hair
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