Your friend finds a plant with a vascular system and roots, but no seeds. You tell her it is a_______________.
A moss
B fern
C gymnosperm
D angiosperm
Answers
Answer:
Fern
Explanation:
Ferns do not have seeds
Answer:
Fern
Explanation:
Fern is the answer because Ferns are Vascular seedless Plants.
Related Questions
A microscope has 10x low power objective and a 60x high power objective. If the low power field of view measure 2.4 mm, and 20 microorganisms could gross the diameter of the high power field of view, what is the diameter of each organism in micrometers?
Answers
Answer:
2.87
Explanation:
10x (10*7)
20x/7
2.87
During winter, what change will you see in the daylight hours?
a. There will be more daylight hours.
b. The daylight and nighttime hours will be the same.
c. There will be less daylight hours.
d. There will be no change in daylight hours.
Answers
Answer:
c.
Explanation:
c. is your answer because its right
Answer:
I am pretty sure it is C.
Explanation: If im
wrong im sorry :c
Every ecosystem has its own set of environmental stresses. What nonliving factors would cause stress to organisms in a forest ecosystem? What about a desert ecosystem?
Answers
Use the mutation diagram in the text (above paragraph 6) to answer the following:
Imagine that a predator that preys on the organism represented by the colored circles above is introduced to the environment and is at the bottom of the figure. This predator is really good at seeing prey that have a dark brown color.
What would you expect may happen to the population of the organism? Think about what mutations might occur. How might populations change? Think of your answer in terms of cause and effect to get all of the points!
I WILL GIVE 40 POINTS THIS IS DUE IN 22 MINUTES I NEED A ONE PARAGRAPH ANSWER
Answers
Answer:
.Explanation:
What is happening because of increased human population?
ease of pressure on natural resources
increased pressure on natural resources
Answers
An increased pressure on natural resources happens due to increased human population.
As the human population increases, there is often an increased demand for natural resources such as food, water, and energy. This can lead to the overuse and depletion of these resources, as well as negative impacts on the environment and ecosystems.
With the increasing population, there is also an increased pressure on land and housing, leading to urbanization, deforestation, and loss of biodiversity. Moreover, the increased population also leads to increased pollution and waste generation, which can harm the environment and human health.
In addition, the increased human population can also lead to increased competition for jobs and other economic resources and can strain social and political systems.
Overall, the increased human population can lead to a variety of negative impacts on the environment and natural resources, as well as on human societies and economies.
Learn more about the after-effects of increased human population;
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Answer: hope this helps ♡
increased pressure on natural resources
Explanation:
Increased pressure on natural resources is happening because of the growing human population.
Astronomers have developed several ways to measure the vast distances between Earth and the stars and galaxies. What do you know about two of these techniques? (Choose 4)
A The A.U. is used to measure distance within our solar system.The A.U. is used to measure distance within our solar system.
B An astronomical unit (A.U.) is the average distance between the Earth and the Sun.An astronomical unit (A.U.) is the average distance between the Earth and the Sun.
C Our galaxy, the Milky Way, is about 150 light-years across.Our galaxy, the Milky Way, is about 150 light-years across.
D A light-year (ly) is the distance that light can travel in one year in a vacuum.A light-year (ly) is the distance that light can travel in one year in a vacuum.
E Astronomers measure distances to objects which are outside our solar system in light-years.Astronomers measure distances to objects which are outside our solar system in light-years.
F An astronomical unit is about 93 million kilometers.
Answers
A. The average distance between the Earth and the Sun, or A.U., is used to measure distances within our solar system.
D. Distances to things outside of our solar system are measured in terms of light-years (ly), which are the maximum distances light can travel in a year in a vacuum.
To calculate the immense distances in the cosmos, astronomers mostly employ two methods. An astronomical unit (A.U.), often known as the average distance between the Earth and the Sun, is used as a standard measurement within our solar system. One A.U. is equivalent to 150 million kilometres or 93 million miles. Within our solar system, it is used to calculate the separations between planets, asteroids, and comets. Second, astronomers use light-years to gauge distances outside of our solar system (ly). The distance that light can cover in one year in a vacuum, or 5.88 trillion miles or 9.46 trillion kilometres, is known as a light-year. We may use this method to calculate the huge separations between stars, galaxies, and other astronomical objects. As a result, astronomers employ A.U.
If there were more seafloor spreading occurring at mid-ocean ridges than subduction at ocean trenches, what would happen to the seafloor in the ocean?
A. Nothing would happen. The ocean's seafloor would stay the same.
B. The ocean's seafloor would sink into the mantle below.
C. The ocean's seafloor would get smaller, losing more crust than its created.
D. The ocean's seafloor would grow, creating more crust than is destroyed.
Answers
Answer: It's D bc when there is more seafloor spreading it would push the older rocks to the ridges.
Explanation:
i need help with this asap
Answers
I'm sorry I dont know :(
27 points
Please need help
The picture shows a Single-celled organism that has a nucleus and organelles, lacks a cell wall, and obtains food by eating other organisms. The organism also has cilia that it uses to move through water. Which kingdom should this organism be classified?
Science
Answers
Protista
Protists are single-celled and usually move by cilia, flagella, or by amoeboid mechanisms. There is usually no cell wall, although some forms may have a cell wall. They have organelles including a nucleus and may have chloroplasts, so some will be green and others won't be. They are small, although many are big enough to be recognized in a dissecting microscope or even with a magnifying glass. Nutrients are acquired by photosynthesis, ingestion of other organisms, or both.
In peas, the gene for purple flowers is dominant over the gene for white flowers, which is recessive. If two white flowered plants produce six offspring, how many of those offspring will have white flowers?
A. zero
B. two
C. four
D. six
Answers
A. Zero
where did the name '' hamster'' probably come from?
A. The animal was discovered by a person named Hamm.
B. People thought the animals looked like little hams.
C. It comes from a word meaning ''tiny''.
D. It comes from a word meaning ''to hoard''.
Answers
Answer:European Hamster
Smallest breed
Roborovski hamster
Stout-bodied rodents,
with tails shorter than body length, and have small, furry ears, short, stocky legs, and wide feet.
en.wikipedia.org
Popular breed
Golden hamster
They carry food in their spacious cheek pouches to their underground storage chambers. When full, the cheeks can make their heads double, or even triple in size.
en.wikipedia.org
Explanation:
What are the similarities and diffeWhat does a homozygous dominant and homozygous recessive genotype look like?
What does a heterozygous genotype look like?
rences between mitosis and meiosis in human cells?
Answers
Similarities:
Both processes involve the duplication of genetic material, including the chromosomes.
Both processes occur in eukaryotic cells.
Both processes are preceded by the replication of DNA.
Differences:
Mitosis is a process of asexual reproduction, while meiosis is a process of sexual reproduction.
In mitosis, one cell divides into two identical daughter cells, while in meiosis, one cell divides into four genetically diverse daughter cells.
Mitosis occurs in all somatic cells, while meiosis occurs only in germ cells.
2. A homozygous dominant genotype is when an individual has two copies of the same dominant allele for a specific gene. In genetic notation, it is represented by two capital letters, such as "AA". This individual will express the dominant trait because the dominant allele masks the effect of the recessive allele.
A homozygous recessive genotype is when an individual has two copies of the same recessive allele for a specific gene. In genetic notation, it is represented by two lowercase letters, such as "aa". This individual will express the recessive trait because there is no dominant allele to mask its effect.
3. A heterozygous genotype is when an individual has two different alleles for a specific gene, one dominant and one recessive. In genetic notation, it is represented by one capital letter and one lowercase letter, with the capital letter representing the dominant allele and the lowercase letter representing the recessive allele. For example, "Aa" is a heterozygous genotype, where "A" is the dominant allele and "a" is the recessive allele.
a homozygous recessive would look like this: aa
and a heterozygous genotype would look like this: Aa
i cant answer the second question, but i hope that could help ;)
Victoria and her teacher measured a sample of matter in the science lab. They measured the sample using all of the tools below to make sure the results were correct.
Each time they measured the sample, its shape changed to match the shape of the container. The amount of the sample always equaled 400 mL.
What type of matter did Victoria and her teacher measure?
A. gas
B. liquid
C. solid
Answers
Answer:
The answer is liquid
Explanation:
Because liquid is a type of matter that does not have a definitive shape, so it relies on taking its shape from the substances that it settles in.
In this example, the amount of liquid used was 400mL, when they poured liquid in, it took the shape of the container.
While gas can get a shape of a container, its volume is not fixed.
Answer: Your correct the answer is liquid
Explanation:
Which parts of the compound light microscope can be used to improve the quality of the image being observed?
a.) diaphragm and fine adjustment
b.) ocular and high power objective
c.) coarse adjustment and low power objective
d.) ocular and diaphragm
Answers
a.) diaphragm and fine adjustment
or
d.) ocular and diaphragm
but i’m leaning more towards a.)
Due before 3:05 pm central time today.
Having two identical alleles of a particular gene. 1. ____________ & ____________
Segment of DNA 2. ____________
An allele that will be masked or hidden in presence of dominant allele 3. __________
Variation of a gene that will produce a certain phenotype even in the presence of other alleles 4. ____________
Different forms of a gene 5. _____________
The genetic makeup of an organism 6. ____________
Having two different alleles of a particular gene 7. ____________ & ____________
The physical characteristics of an organism 8. ___________
Answers
Answer:
Due before 3:05 pm central time today.
Having two identical alleles of a particular gene. 1. _______gene_____ & ____dominant________
Segment of DNA 2_________
An allele that will be masked or hidden in presence of dominant allele 3. __________
Variation of a gene that will produce a certain phenotype even in the presence of other alleles 4. ____________
Different forms of a gene 5. _____________
The genetic makeup of an organism 6. ____________
Having two different alleles of a particular gene 7. ____________ & ____________
The physical characteristics of an organism 8. ___________
What is the difference between surface ozone and the ozone layer?
Answers
I hope this helps you, Goodluck! :)
Answer:
How does the ozone layer differ from ozone at the surface of the earth?
Ozone molecules (O3) have three oxygen atoms. Ozone is found in two different layers in Earth's atmosphere. "Bad" ozone is found in the troposphere, the layer nearest the ground. ... Ozone in the stratosphere forms when a photon of ultraviolet "light" from the Sun strikes a normal oxygen molecule, breaking it apart.
Explanation:
Rna and DNA bio pls help
Answers
B.RNA
C.DNA
D.RNA
E.RNA
F.DNA
Explannation : RNA has not T
20 POINTS, SOMEONE PLEASE DO THIS. The questions are;
1. State 6 differences between mitosis and meiosis. It could be differences when it comes to the process itself and also molecular differences.
2) Mention 2 differences between sexual and asexual reproduction.
3) Please state the stages of the cell cycle and what is occurring in each state.
Answers
Answer:
this might help
Explanation:
Mitosis
Meiosis
Where it occurs
Occurs in all organisms, except viruses
Only occurs in animals, plants, and fungi
Cells it produces
Creates body/somatic cells
Creates germ/sex cells
Number of cell divisions
One cell division ( 4 stages total)
Two cell divisions (8 stages total)
Prophase length
Prophase is short
Prophase I is longer
Recombination/crossing over
No recombination/crossing over in prophase
Recombination/crossing over of chromosomes during prophase I
Metaphase
During metaphase, individual chromosomes line up on cell’s equator
During metaphase I, pairs of chromosomes line up on cell’s equator
Anaphase
During anaphase, sister chromatids move to opposite ends of the cell
During anaphase I, sister chromatids move together to the same cell pole.
During anaphase II, sister chromatids are separated to opposite ends of the cell
Number of cells created
End result: two daughter cells
End result: four daughter cells
Ploidy
Creates diploid daughter cells
Creates haploid daughter cells
Genetics
Daughter cells are genetically identical
Daughter cells are genetically different
Write a description or a reason why you are doing this activities of conserving our natural resources.
1. Using a glass when brushing teeth -
2. Hanging clothes -
3. Walking -
4. Feeding the stray animals -
5. Using back page of paper -
6. Using fan -
7. Watering the plants -
8. Sweeping -
Answers
1. Using a glass when brushing teeth: By using a glass instead of leaving the tap running while brushing our teeth, we can conserve water. Freshwater is a finite resource, and reducing unnecessary water usage is essential for preserving our water supplies and ensuring their availability for both humans and the natural environment.
2. Hanging clothes: Opting to hang clothes to dry instead of using a dryer not only saves energy but also reduces greenhouse gas emissions. Clothes dryers consume a significant amount of electricity, and by utilizing natural methods like hanging clothes, we can contribute to reducing our energy consumption and lowering our carbon footprint.
3. Walking: Walking instead of using vehicles for short-distance travel offers multiple benefits. Firstly, it helps reduce air pollution by decreasing the emission of harmful gases from vehicles. Secondly, walking promotes personal health and well-being, as it is a form of physical exercise. Lastly, choosing to walk reduces traffic congestion and saves fuel.
4. Feeding stray animals: Feeding stray animals is an act of compassion and kindness. By providing food for stray animals, we help prevent their starvation and promote their overall welfare. It also reduces their need to hunt for food in natural habitats, preserving the delicate balance of local ecosystems.
5. Using the back page of paper: Utilizing both sides of a piece of paper helps reduce paper waste and conserves valuable forest resources. Paper production involves cutting down trees, and by maximizing the use of each sheet, we minimize the number of trees required to produce paper products.
6. Using a fan: Using a fan instead of an air conditioner helps reduce energy consumption and lowers greenhouse gas emissions. Air conditioners consume a significant amount of electricity, and by using fans to circulate air and provide cooling, we can contribute to conserving energy resources and mitigating the impact of climate change.
7. Watering the plants: Watering plants is essential for their growth and well-being. By providing them with adequate water, we support their ability to photosynthesize, produce oxygen, and contribute to a healthy ecosystem. Additionally, practicing responsible watering techniques, such as using watering cans instead of hoses, helps conserve water resources.
8. Sweeping: Sweeping instead of using a leaf blower or a hose to clean outdoor spaces reduces energy and water consumption. Leaf blowers and hoses consume significant amounts of electricity and water, respectively. Sweeping not only saves resources but also minimizes noise pollution and prevents soil erosion caused by high-pressure water flow.
Engaging in these activities of conserving natural resources demonstrates our commitment to environmental stewardship and sustainable living. By making conscious choices in our daily lives, we can contribute to the preservation and protection of the Earth's ecosystems for the benefit of current and future generations.
MAKE ME BRAINIST
Test variable (independent variable) The food, pollution, and predators. Outcome variable (dependent variable): The population Control group what is the control group
Answers
Answer:
the control group is a regulated species.
this is science the question is Mixture A has 3 cups of white paint and 9 cups of green paint. Mixture B has 7 cups of white paint and 21 cups of green paint. Is Mixture A darker, lighter, or the same color as Mixture B?
Answers
What are the safety issues of water that freezes and thaws?
Answers
Answer:
Water that freezes and thaws can cause several safety issues, including:
Slip and fall hazards: When water freezes on sidewalks, driveways, and roads, it can create slippery surfaces that can cause people to slip and fall, leading to injuries.
Damage to infrastructure: As water freezes and expands, it can cause damage to pipes, sidewalks, roads, and buildings. This can lead to leaks, collapses, and other structural issues that can be dangerous for people and property.
Flooding: When water thaws, it can cause flooding in low-lying areas. This can be particularly dangerous in areas prone to flooding or where there is poor drainage.
Traffic hazards: Ice on roads can make them slippery and more difficult to navigate, increasing the risk of car accidents.
Cold-related health issues: Extreme cold temperatures can cause hypothermia and frostbite, which can be dangerous or fatal if not treated promptly.
It is important to take measures to prevent and address these safety issues by taking precautions such as salting sidewalks and roads, clearing drains, and addressing leaks and other infrastructure issues promptly. It is also important to be aware of weather conditions and take appropriate precautions such as wearing warm clothing and staying indoors during extreme cold temperatures.
Observing Animals
Let’s study and compare three animals: a frog, an ancient and extinct mammal-like animal, and an owl. Observe the illustrations, and then answer the questions.
1. How are the bodies of the three animals similar to one another?
screenshot
screenshot
screenshot
Answers
Answer:
All 3 animals have claws or legs, even though they play different function in each organism, they 3 still share the same characteristics of having claws or legs.
Hope this helps!
They have patches on the stomach. All three animals also share the same characteristic of having claws or feet, even though they serve different purposes in each organism.
What are the characteristics of a frog, an ancient and extinct mammal-like animal, and an owl?Frogs have the following characteristics:
amphibianhydrated, smooth skinwavy legslong and sticky tongueincubate eggs in waterthermodynamically cold bloodedmeat eatersFollowing are the characteristics of ancient and extinct mammals like Dimetrodon:
ancestral reptile-like mammalLived between 299 and 251 million years ago during the Permian Era.Large, sail-like device for regulating body temperature on its back.meat eatersfour legsThe following are the characteristics of an owl:
raptor birdThe beak and tail are sharp.Large eyes for better vision in low lightcool flightof nightmeat eatersTherefore, all three animals also share the same characteristic of having claws or feet, even though they serve different purposes in each organism.
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Briefly describe fold in rocks
Answers
Please help me...
3 questions I will give brainiest if you answer all 3.
question 3 has 2 images
Answers
Answer:
1.A
2.C
Explanation:
Which statement best describes how this puddle demonstrates that matter is too small to be seen without magnification?
The light causes a reflection to appear on the surface of the water.
The person cannot see the bottom of the puddle.
The twig floats on top of the puddle of water.
The water cannot be seen when it evaporates.
Answers
Answer:
The twig floats on top of the puddle of water.
Explanation:
The twig will almost seem like magic. Because water is clear its hard to understand matter holding the twig up. But under a microscope you are able to see the qualities of water and the building blocks of matter.
The twig floats on top of the puddle of water best describes how this puddle demonstrates that matter is too small to be seen without magnification. The correct option is C.
Thus, The inability of the individual to see the puddle's bottom proves that the matter (in this case, the water's constituent particles) is too small to be seen without a magnifying glass.
Because the water droplets are so tiny and tightly packed, light cannot penetrate through the puddle to expose its bottom.
This finding emphasizes how tiny the individual particles are that make up matter.
Thus, The twig floats on top of the puddle of water best describes how this puddle demonstrates that matter is too small to be seen without magnification. The correct option is C.
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vocabulary magic- weathering, erosion, deposition
Answers
Answer:
Weathering is the breaking down or dissolving of rocks or minerals, and erosion is when minerals are worn away and transported by wind or water, and deposition is the dropping of wind, water, ice, or gravity.
Hope this helps?
Seed Germination Investigation
The students are to investigate the process of seed germination during their summer
vacation.
They will select different types of seeds, such as beans, peas, or sunflower seeds.
Encourage students to set up a germination experiment by placing the seeds in
different conditions, such as light vs. dark, or wet vs. dry. Moreover, they need to
pot the same seed in more than one pots.
They should observe and document the changes that occur over time, including the
emergence of roots and shoots
Answers
Answer:
b
Explanation:
I took test
Answer: Encourage students to set up a germination experiment by placing the seeds in different conditions, such as light vs. dark, or wet vs. dry. Moreover, they need to pot the same seed in more than one pot.
Explanation:
This option provides a clear and practical approach to the seed germination investigation. By setting up different conditions for the seeds, such as light vs. dark or wet vs. dry, the students can observe and compare how these conditions affect the germination process. Additionally, potting the same seed in multiple pots allows for a controlled comparison within the experiment.
By manipulating these variables, the students can gather valuable data and observations regarding the influence of light and moisture on seed germination. This approach promotes a hands-on and investigative learning experience, encouraging students to actively engage with the scientific process while documenting the changes that occur over time, such as the emergence of roots and shoots.
Which objects are generally smaller than a planet?
asteroids, comets, and meteors
stars and comets
asteroids, meteors, and stars
stars, comets, and asteroids
Answers
Answer: asteroids, comets, and meteors
Explanation:
Stars are usually larger than planets and the only option not including stars is the first one. This means the answer to your question is most likely:
asteroids, comets, and meteors
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please help!!!!
options:
W - between 2.5 and 3.5/greater than 3.5/less than 2.5
X - between 2.5 and 3.5/between 3.5 and 6.5/greater than 6.5
Y - between 2.5 and 3.5/less than 2.5/greater than 6.5
Next Sandra tests the hardness of each mineral by scratching it with different materials as shown in the chart. The values in the chart are based on the Mohs Scale of hardness, which ranks the hardness of minerals on a scale of 1 to 10. The harder the mineral is, the higher its rating will be. If the material is harder than the mineral, it will scratch the mineral. For example, according to this scale, if a mineral is unable to be scratched by a steel nail, then the mineral has a hardness greater than 6.5.
TELL ME THE ANSWER
Answers
W between 2.5 and 3.5/greater than 3.5/ less than 2.5
Hope it helps