Answer:
Some animals have adapted to life in the taiga by hibernating when temperatures drop. Other animals have adapted to the extreme cold temperatures by producing a layer of insulating feathers or fur to protect them from the cold. In some instances, the adaptation of a seasonal change in color of feathers or fur protects the animal from its predators.
Answer:
Some animals have adapted to life in the taiga by hibernating when temperatures drop. Other animals have adapted to the extreme cold temperatures by producing a layer of insulating feathers or fur to protect them from the cold. In some instances, the adaptation of a seasonal change in color of feathers or fur protects the animal from its predators.
Explanation:
is your name darel ibyibewbyqybyubycbywb
Answer:
hello i don't think my name is darel
Explanation:
Which of these are common theories that explain how the First Americans came to North and South America?
Check all that are true.
They traveled across the ocean on boats.
They built a land bridge.
They rode across the ocean on large animals.
They migrated across Beringia.
Answer:
I'm pretty sure they migrated across Beringia with a land bridge... Let me know if I am wrong!
Explanation:
B and D
Describe three proteins that are produced by genes.
Explanation:
coding regions, called exons, which specify a sequence of amino acids.
non-coding regions, called introns, which do not specify amino acids.
regulatory sequences, which play a role in determining when and where the protein is made (and how much is made)
Answer:
1. coding regions, called exons, which specify a sequence of amino acids.
2. non-coding regions, called introns, which do not specify amino acids.
3. regulatory sequences, which play a role in determining when and where the protein is made (and how much is made)
Explanation:
Which type of cone can conifer seed be found?and why is that?
Answer:
Cone-bearing conifers, or pinophyta, are classified as gymnosperms (naked seeded) because their ovules and seeds are not enclosed within ovaries or found within protective fruit coverings.
Explanation:
Hope this helps
Crown me as brainliest:)
what is accuracy, precision, and reproducibility ? and why are they so necessary in conducting/designing experiments
Answer:
- Accuracy is the degree by which the measures obtained in an experiment and/or observational procedure are associated with true values.
- Precision is the level of reproducibility that these measurements exhibit in the same (constant) conditions.
- Reproducibility indicates the level of agreement of the results when they are obtained by different researchers by applying the same experimental and/or observational procedures.
Explanation:
In a scientific investigation, it is imperative to achieve higher levels of accuracy and precision when realizing measurements because it ensures that the information is correct (without mistakes). Thus, researchers always try to use better equipment and instrument to make their measurements. Reproducibility is important because it is the only condition that scientists can guarantee to other researchers when they arrive at a result.
How is mass related to acceleration? A) There is no relationship. B) The greater the mass of an object, the greater its acceleration. C) The greater the mass of an object, the lesser the acceleration. D) It is always different.
Answer:
c. the greater the mass of an object the lesser the acceleration
Explanation:
As the mass of an object is increased, the acceleration of the object is decreased.
The most important part of mitosis is to correctly divide the
Cell membrane
Cytoplasm
DNA
Organelles
Answer:
DNA
Explanation:
Insectivorous plants grow in soil deficient in nitrogen.
TRUE
False
Answer:True
Explanation:
Carnivorous plants have adapted to grow in places where the soil is thin or poor in nutrients, especially nitrogen, such as acidic bogs. Charles Darwin wrote Insectivorous Plants, the first well-known treatise on carnivorous plants,
What are the 3 domains and 6 kingdoms
The three domains are Archaea, Bacteria, and Eukarya, and the six kingdoms are Archaea, Bacteria, Protista, Fungi, Plantae, and Animalia.
In biological classification, the three domains are the highest level of organization for categorizing living organisms. They represent broad groups based on fundamental differences in cell structure, biochemistry, and evolutionary history.
Archaea: This domain includes prokaryotic microorganisms known as archaea. They are distinct from bacteria and eukaryotes, and often live in extreme environments like hot springs, deep-sea vents, and salt flats. Archaea have unique molecular and genetic features that distinguish them from other organisms.
Bacteria: This domain consists of prokaryotic microorganisms called bacteria. They are found in a wide range of habitats and exhibit diverse metabolic capabilities. Bacteria play important roles in various ecological processes and have both beneficial and harmful impacts on humans.
Eukarya: This domain includes all eukaryotic organisms, which are characterized by having cells with a membrane-bound nucleus and other membrane-bound organelles. Eukarya encompasses a wide variety of organisms, including protists, fungi, plants, and animals.
The six kingdoms further classify organisms within the Eukarya domain:
Archaea: This kingdom consists of archaea, which are prokaryotic microorganisms that live in extreme environments.Bacteria: This kingdom includes bacteria, which are prokaryotic microorganisms found in various habitats.Protista: This kingdom encompasses diverse eukaryotic organisms that do not fit into other kingdoms. It includes unicellular organisms like amoebas, paramecia, and algae.Fungi: This kingdom comprises multicellular eukaryotic organisms that obtain nutrients through absorption. It includes organisms like mushrooms, yeasts, and molds.Plantae: This kingdom includes multicellular eukaryotic organisms that are capable of photosynthesis. It consists of plants, including mosses, ferns, gymnosperms, and flowering plants.Animalia: This kingdom encompasses multicellular eukaryotic organisms that are heterotrophic and capable of locomotion. It includes a vast array of animals ranging from sponges to insects, fish, birds, mammals, and humans.These domains and kingdoms provide a hierarchical framework for classifying and organizing the incredible diversity of life on Earth based on shared characteristics and evolutionary relationships.
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what's the best way to study for a final exam in 2 days??
Which of these structures do plants and algae have in common?
xylem
phloem
chloroplasts
stems
Answer:
c
Explanation:
so did i
Answer:
chloroplasts
Explanation:
Is the pratice of genetically modifying human cells ethical? Why or why not.
Answer:
Ethical limits are still not completely established.
Explanation:
Pros: Gene therapies are being developed for hereditary diseases that are transmitted through a single, specific gene.
Examples are some diseases of the blood and immune system, some types of blindness, or metabolic damage.
Cons: Because the procedures are very invasive and it requires a large number of animals to serve as guinea pigs.
which picture represents North America in the winter? A B C Or D
I cant see the labels but I think its d if not its the one under the one on top right
ALOT OF POINTS
How do the sizes of sizes of lynx and hard affect each other?
Answer: When the population size of the hate increases there is more food for the links to eat. As a result the links population also increases. The large links population will kill more hairs so the hair population decreases this will also cause the hair population to decrease.
- Hope this Helps!
Higher energy contained in the sugar molecules produced by photosynthesis comes from
A. light
B. water molecules.
C. ΑΤΡ.
D. carbon dioxide molecules.
Answer:
A
Explanation:
light
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it is impossible for humans to be at the bottom of the food chain
Answer:
True, because humans are not producers
Explanation:
A student conducted an experiment on an unknown food to determine the presence of macromolecules. The results are as follows: Benedict’s test= blue, Iodine test= dark red, Biuret test= violet, Sudan IV= dark red. Using the indicator chart below and the information in the chart above, which macromolecules were present? Select all that apply.
a. carbohydrates
b. lipids
c. nucleic acids
d. proteins
INDICATOR
Benedicts
Iodine
Biuret
Sudan IV
NEGATIVE
TEST
blue
dark red
blue
dark red
POSITIVE
TEST
orange
black
violet,
reddish-
orange
To get into Challenge 2 you must know the monomer of the macromolecule from the correct answer.
Answer:a
Explanation:
A because
What’s the answer ? Pls just help yall I’ll mark the brainliest if your willing to help
Answer:
answer is d.
hope this helps u
High tide is occurring on the sides of the Earth that are_______.
A. -experiencing sunrise and sunset.
B. -closest to and farthest from the Sun.
C. -halfway between the Sun and the Moon.
D. -closest to and farthest from the Moon.
High tide is occurring on the sides of the Earth that are closest to and farthest from the Moon. The correct option is D.
What is high tide?When the sea or a river reaches its greatest level and moves the farthest up the beach or the bank, it is said to be at high tide.
The gravitational forces that try to pull the water away from the moon are resisted by the water that is travelling away from the moon.
On the far side of the Earth, where the moon's gravitational pull is weaker, inertia triumphs, the ocean swells, and high tide happens.
The rise and fall of the sea's surface on a regular basis is what tides, which start in the oceans, appear as as they move toward the coastlines.
High tide is when the wave's highest portion, or crest, reaches a specific area; low tide is when the wave's lowest portion, or trough, happens.
Thus, the correct option is D.
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According to the principle of appropriate scale, even the smallest activities can have a _____________ impact
a.
small
c.
large
b.
medium
d.
none of the above
Answer:
there ya go
Explanation:
Paperclip floating on water - What water property is being shown
Answer:
The water property being shown is surface tension
Explanation:
Due to the surface tension, small objects will "float" on the surface of a fluid, as long as the object cannot break through and separate the top layer of water molecules. When an object is on the surface of the fluid, the surface under tension will behave like an elastic membrane.
Doctors are investigating the case of a patient with defective proteins.
Which organelle is most likely the cause?
A. lysosome
B. cell membrane
C. cytoplasm
D. ribosome
Answer:
Answer is D
Explanation:
I also took the test as well and got 100% on it
Select the correct answer. Claire, an ecologist, is finding it difficult to identify an interaction in nature because of changing environmental conditions and the complex indirect interactions of multiple species. Which interaction is Claire trying to find in nature?
Answer:
e
Explanation:
Good luck!
Answer:
apparent competition
Explanation:
This is the correct answer for Edmentum
Suggest ways you could determine if two similar species are mimics in nature
Answer:
i dont speak english sorry
Explanation:
:/
What happens to the sugar that are made during photosynthesis?
They go back into the Calvin Cycle
They can be used for cellular respiration
They move directly into an electron transport chain
They bond to make ATP
Answer:
B - They can be used for cellular respiration.
Explanation:
The sugar goes through the process of cellular respiration and is used to make energy in the form of ATP.
First it must be used in cellular respiration, then can be formed into ATP.
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Have a great day!
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In lab this week we observed a frog dissection. I love the frog dissection because many of the frog's organs look very similar to a human's organs! Let's think back to the frog's digestive system. The frog's digestive system is very similar to a human's digestive system, but not exactly the same. For your post, imagine that a frog eats a fly. Write the path the fly would take through the frog's digestive system, starting with the mouth and ending with the cloacal opening.
Answer:
Mouth, esophagus, stomach, small intestine and large intestine.
Explanation:
Digestive system of frog starts in the mouth and ends at the cloaca which means the enzymes present in the mouth start break down of food eaten by the frog. After food enters the mouth, it goes to the esophagus and then to the stomach. From there, it forwarded to the small intestine, where food becomes broken down and all nutrients extracted from it. it then goes to the large intestine, which absorbs remaining water.
When an oxygen atom forms an ion, it gains two electrons.
What is the electrical charge of the oxygen ion?
2
1
O +1
O + 2
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O+2Question 2 of 9
Corn seeds were germinated (grew and put out shoots after a period of dormancy) in a dark room
placed in the light, 75 of these seedlings turned green. Which conclusion about chlorophyll (the
plants can most reasonably be drawn from this information?
(1 point)
DA. Light is the only factor that controls the production of chlorophyll
.
B. Darkness is the only factor that prevents the production of chlorophyll.
IC Light and vitamins are necessary for chlorophyll production.
D. Light and some other factor are necessary for chlorophyll production.
----Page 2 of 9----
Answer:
The correct answer is option D. Light and some other factors are necessary for chlorophyll production
Explanation:
By this experiment, it is clear that light is the major factor that helps in the production of chlorophyll in seedlings or plants. In this study, placing the seeds in the light turns 75 seedlings green which is possible by the production of the green pigment, chlorophyll only. So, it is proved that light is a key factor in the production of chlorophyll.
Besides light, there must be some other factors (mineral nutrition and chemical metabolites) that also play role in the production of chlorophyll or increase or decrease of the chlorophyll production as few seedlings did not turn green in the study.
During photosynthesis, plant cells use sunlight as an energy source. Animal cells do not use photosynthesis. What organelle in plant cells makes it possible for plants to carry out photosynthesis?
the chloroplast makes it possible.
Answer:
Chloroplasts.... I am pretty sure lol
Explanation:
What is the effect of the presence of double bonds in plant lipids?
A) the double bonds do not affect the properties of plant lipids
B)the double bonds cause plant lipids to freeze more quickly
C)the tails of plant lipids cannot pack as tightly together as animal ones
Answer: Option C.
C)the tails of plant lipids cannot pack as tightly together as animal ones
Explanation:
The tails of plant lipids cannot pack as tightly together as animal ones because the double bond in plant lipids make the hydrocarbon chains to bend making them no to pack tightly together which cause a reduction in van der Waals interaction between the fatty acids. The length of the double bond also affect the melting point of fatty acids . If the hydrocarbon chain is long, melting point will be high .