Answer:
carbon dioxide, hydrogen, and water
salt, urea, and water
urine, alcohol, and water
fats, ammonia, and water
Answer:
Not A absolutely not A
Explanation:
A student is studying a gray pine (conifer/gymnosperms), an apple tree and an avocado tree. After conducting research about them she discovers some similarities and differences between them. What are some of the differences and similarities she probably discovered? (Hints: think about how they reproduce)
A slug, frog, heron, bird, and grass plant are all part of the same food chain.
Through which process does energy get into the food chain?
Which organisms are consumers in this food chain?
Why would there be fewer herons in the ecosystem than slugs?
Fungi are decomposers in this ecosystem. Where do they fit into the food chain? Explain.
Answer: The energy comes from the sun.
Explanation: The energy comes from the sun and is stored in food through the process of photosynthesis in plants.
Which of the following is NOT a function of the integumentary system?
a Helps regulate body temperature
b Eliminates waste from the body
c Helps move the body
biology
1. What is an ecosystem?
2. What are some examples of nonliving things in an ecosystem?
3. What are some factors that could affect the number of organisms in an ecosystem?
4. Why might organisms interact in an ecosystem?
5. Would you expect to find the same kinds of interactions between organisms in very different ecosystems? Why or why not?
6. Why is it important to understand feeding relationships in an ecosystem?
Answer:
1. An ecosystem is a system of interactions between living and nonliving things in a particular environment.
2. Some examples of nonliving things in an ecosystem include sunlight, soil, rocks, air, water, and temperature.
3. Factors that could affect the number of organisms in an ecosystem include availability of resources, predation, competition, and environmental changes.
4. Organisms interact in an ecosystem in order to find food, to find mates, to escape predators, and to compete for resources.
5. No, you would not expect to find the same kinds of interactions between organisms in very different ecosystems due to differences in biotic and abiotic factors.
6. It is important to understand feeding relationships in an ecosystem because understanding these relationships gives us insight into the stability, dynamics, and functioning of the overall ecosystem. It can also provide an understanding of how the ecosystem may respond to environmental changes.
Based on these images, what can you say about the tentacles of an octopus and the limbs of a lizard?
Answer: 4
Explanation:
The simple graph shows the relationship between available resources and population size. What evidence does the graph provide? A. An increase in the amount of available resources causes a decrease in population size. B. A decrease in the amount of available resources causes a decrease in population size. C. An increase in the population size causes an increase in the amount of available resources. D. A decrease in the population size causes a decrease in the amount of available resources.
Answer:
b
Explanation:
Its right
Are both strands of DNA copied continuously during replication? Explain your answer.
Answer:
Since the two strands of a DNA double helix are antiparallel, this 5′-to-3′ DNA synthesis can take place continuously on only one of the strands at a replication fork (the leading strand). On the lagging strand, short DNA fragments must be made by a “backstitching” process.
Explanation
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How does a plant cell's structures, vacuoles, cell walls and chloroplasts to support the plant in obtaining and storing sunlight and water?
Adaptations are features that were produced by natural selection to increase the of an organism.
Adaptations are features that were produced by natural selection to increase the chances of survival of an organism.
According to the theory of natural selection, features that may be passed down enable animals to adapt to their environment more effectively than other members of their own species.
What is Natural selection?Natural selection is indeed the variation in individual survival and procreation brought on by phenotypic variances. The evolution of a population's heritable features across generations is a fundamental mechanism of evolution.
Natural selection is a process in which more environment-adapted organisms tend to thrive and reproduce more frequently than less environment-adapted ones. For instance, birds and snakes occasionally consume treefrogs.
Hence, traits that may be passed down allow animals to adapt to their environment more successfully than other members of their own species, in accordance with the principle of natural selection.
Learn more about Natural selection, here:
https://brainly.com/question/2725702
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Determine the allele of offspring of one red and one roan parent.
Which arrow or arrows represent a release of carbon dioxide? What process is occurring at the arrow(s) you selected?
Arrow 'f' releases carbon dioxide.
Answer:
F I think I am not sure though hope I helped.
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
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.
Put an X next to all the statements that can be considered signs of global warming.
A. The concentration of CO2 is at 400 parts per million (ppm) today. It has never been more than 300 ppm in the past 800,000 years.
B. Global sea level rose about 6.7 in. in the past century. The rate in the past decade, however, is nearly double that of the past century.
C. Since 1880, the 10 hottest years on record have been in the past 17 years.
D. Antarctica lost about 36 cubic miles of ice between 2002 and 2005.
E. Since the beginning of the Industrial Revolution in the 1880s, the acidity of surface ocean waters has increased by about 30 percent.
F. The area covered by sea ice in the Arctic at the end of summer has shrunk by about 40% since 1979.
G. Currently, 37 glaciers in Glacier National Park are retreating.
H. Since 1990, data show that birds are beginning their northern migration earlier and earlier each year—particularly birds that migrate over shorter distances. They are having trouble finding their normal food sources at their destination.
I. The amount of heavy downpours has increased 74% in New England from 1958
to 2011.
Answer:
A. X
B. X
C. X
D. X
E. X
F. X
G. X
H. X
I. X
All of these statements can be considered signs of global warming. They provide evidence of changes in the Earth's climate that are consistent with the predictions of climate models and the understanding of the underlying physical processes.
Homologus structures refers to
Answer:
Homologous structures are similar physical features in organisms that share a common ancestor, but the features serve completely different functions.
Explanation:
An example of homologous structures are the limbs of humans, cats, whales, and bats.
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identity the 3 types of RNA that play roles in protein synthesis in this image
mRNA, rRNA, and tRNA are the three main types of RNA involved in protein synthesis
Examine the layers of rock. Identify and explain which layer contains the oldest fossils.
Answer:
The oldest fossils would be D.
Explanation:
The reason the very bottom layer has the oldest fossils is because each time a layer is added the top layer is the youngest.
Answer: D
Explanation:
The lower you go through layers of rocks, the older the fossil is.
Highly organized systems like living cells should have _____.
a. High energy
b. High entropy
c. Low entropy
d. Low energy
What evidence did Darwin use to support his theory of evolution? Select three options.
in-depth studies of individual organisms
observations of fossils
finches on different islands had different types of beaks
young finches that acquired desirable traits as they aged
observations of different species with varying traits
(B) Darwin, which focused on the appearance of new species as substitutes for extinct species of the same natural group, making the comparison of fossil and modern specimens of the same natural group.
(C) Birds that are known as "Darwin's finches", For example, there were three or four distinct "varieties" or species of finches on the different islands. The most important differences between the species are in the size and shape of the beak.
He saw the slightly different forms of finches and turtles on different islands as early stages in the development of new species from common ancestors.
(D) He did observe that on the islands there are different forms of animals that would otherwise be similar. Their attention was also directed to the differences in the shapes of the giant tortoise shells, with each island in a slightly different form.
The replacement of extinct species by modern ones, as in the case of giant armadillos and sloths, the micro-version of the same geographic replacement patterns in different islands in a chain, finches and turtles.
The correct answers are: B, C and D.
Answer:
Explanation:
B and C, D
Which of the following was derived from an ancestral free-living bacteria?
Lysosome
Vacuole
Mitochondrion
Golgi Appartus
Answer:
Option C Mitochondrion
Explanation:
The mitochondrion was derived from an ancestral free-living bacteria
A pedigree chart is used to _______.
predict percentage of offspring with a trait
predict genotypic probabilities
track inherited traits through generations
identify the genotype of parents
A pedigree chart is used to track inherited traits through generations.
A pedigree chart is a visual tool that represents the inheritance patterns of specific traits or genetic conditions within a family. It helps to trace the occurrence of traits, diseases, or genetic conditions across multiple generations by depicting the relationships between individuals and their affected or unaffected status.
Pedigree charts are commonly used in genetics and genetic counseling to analyze patterns of inheritance, identify carriers of genetic disorders, determine the probability of passing on certain traits or diseases, and study the transmission of traits within families. By examining the patterns of inheritance in a pedigree chart, one can gain insights into the mode of inheritance, such as autosomal dominant, autosomal recessive, or X-linked inheritance, and make predictions about the likelihood of certain traits or conditions appearing in future generations.
Why are tides on Earth higher than normal during spring tides?
-The Moon cancels out the gravitational pull of the Sun on Earth.
-The Sun comes closer to Earth and increases its pull.
-The Moon comes closer to Earth and increases its pull.
-The Sun combines its gravitational force with that of the Moon on Earth.
Please hurry Which of these structures are found in both plant and animal cells?
cell wall, mitochondria, ribosomes
mitochondria, ribosomes, vacuoles
vacuoles, chloroplasts, cytoplasm
cytoplasm, cell wall, vacuoles
Answer:
mitochondria, ribosomes, and vacuoles
Explanation:
chloroplasts and cell walls are only found in plants .
though rare, vacuoles are found in animal cells as well as plants .
mitochondria and ribosomes are in both types of cells .
Answer:
ribosomes
Explanation:
During digestion, molecules of food are broken down, releasing energy. When the energy is released from this is an example of _____.
a.
Mechanical energy changing to Thermal energy
b.
Thermal energy changing to Kinetic energy
c.
Potential energy changing to Kinetic energy
d.
Kinetic energy changing to Potential energy
Four boxes are sitting at the top of a ramp. Box A has a mass of 10g, box B has a mass of 20g, Box C has a mass of 30g, and Box D has a mass of 40g. Which box would have the MOST potential energy?
a.
Box D
b.
Box B
c.
Box A
d.
Box C
When atoms bond and become more stable the amount of potential energy _____.
a.
stabilizes
b.
increases
c.
equalizes
d.
decreases
Which environment is characterized by very low temperatures and low humidity year round?
Desert
Grassland
Swamp
Tundra
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''.
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:
List 3 negative impacts does plastic pollution have on the ocean?
Answer:
Negative physical impact on marine life, chemical impact on the water, and transport of native species.
Explanation:
Negative physical impact on marine life:
Plastic can be dangerous to creatures living in the ocean. Marine animals can fatally swallow plastic, become entangled in it, and even become physically impaired for the rest of their life.
Chemical impact on the water:
Plastics carry chemicals such as PCBs and DDT that can invade the water and cause harm to marine ecosystems.
Transport of native species:
Plastic can carry organisms from one part of the ocean to a relatively remote area. By introducing new organisms to an ecosystem, the flow can be disrupted and result in major consequences.
Evidence of plate movement includes_______, which is based on the fact that continents fit together like pieces of a ______.
Answer: First one is "geography" or "terrain," and the second one is "puzzle."
How can the 3 traits that you chose be passed on to the next generation? Explain
Answer:
The traits must be dominant
Explanation:
Any trait (gene) that is dominant will always be passed down, because it is stronger then a recessive trait (gene).
45 POINTS FOR A CORRECT ANSWER!!!! No links though, those are super sus and I don't like those. If you do something sus I will report you. :) But please help me! I'm super confused and a thorough explanation would really help! Thanks to anyone who answers in advance!
A specific type of bacteria reproduces through binary fission every two hours. If there are seven bacteria to begin with, how many bacteria will there be after four hours?
Answer:
28
Explanation:
This is because every 2 hr 4 bacteria "are made" so 7 bacteria 2 hrs later
7x4=28