Answer:
Precambrian
Explanation:
tromatolites were common in Precambrian time. Some of the first forms of life on Earth are recorded in stromatolites present in rocks 3.5 billion years old.
Which of the following always contains more than one type of atom? O A. Compound O B. Ion O C. Molecule D. Element
Answer:
A molecule always contains different kinds of atoms.
Explanation:
Hope this helps and I didn't just do it for points ;)
PLZ HELP I NEED IT ASAP
Answer:
c the hatching of eggs by birds
Explanation:
it is using the same way as the heating
The cactus plant and the camel can both live in the dessert. Water is very limited in the
dessert but yet, both animals can survive long periods of time without it. What is one
way that the cactus plant and the camel are similar?
A. They don't need water at all.
B.They go outside of the desert for water each day.
C.They receive water from the constant rainfall in the desert.
D.They have ways to store water for long periods of time.
Answer:
I think its D
Explanation:
Im sorry if you get it wrong, I think d is the answer
what is the action of sclera?
Answer:
it provide support for the eyeball...It helps lubricate the eye and protect it from microbes.
hope it helps..
Help meee I would very much appreciate it✋
Answer:
I would help yoouuu if you showed the full question
HELP NEEDED!!!
Regions that have similar climate characteristics can be widely spread apart, but typically have which of the following in common?
Varying altitudes and similar precipitation
Corresponding latitudes and continental locations
Corresponding temperature and wind patterns
Similar ocean currents and vegetation
Answer:
B.) Corresponding latitudes and continental locations
Explanation:
I got it right on the test :)
The regions that have similar climate characteristics can be widely spread apart, but typically have corresponding latitudes and continental locations (Option B).
The amount of precipitation and solar radiation largely determine the climatic conditions of a given region.Regions that have similar climate characteristics are found in similar latitudes to receive a similar amount of solar radiation.Moreover, these regions also are found in similar continental locations because it affects the amount of precipitation.In conclusion, regions that have similar climate characteristics can be widely spread apart, but typically have corresponding latitudes and continental locations (Option B).
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why is carbon dioxide is more in exhaled air than in inhaled air
Answer:
Breathed out air includes more carbon dioxide than breathed in air because carbon dioxide is generated in our bodies throughout the breath cycle as a result of food oxidation. As a result, it is expelled from the body upon exhalation.
Hope this helped!!!
Have a nice day!!!
Which is the Earth's densest atmospheric layer?
Answer:
The trophosphere
Explanation:
Because it is compressed by the rest of the worlds weight
two reasons why we should try not cut down forest.
Answer:
the plants and animals that live in the forests are destroyed, and some endangered species are at risk of being made extinct.
HELP ME OUT PLEASE!
15. Compare in your own words, at least 2 differences in plant and animal cells.
Answer: animal cells are much smaller than plant cells and plant cells tend to grow over a certain period of time.
Explanation: animals and humans are much alike but if you add a plant to this equation than plants animals and humans are nothing alike.
There is an inherited syndrome in humans in which the cells cannot convert food into energy. Some of the
symptoms include muscle weakness and a lack of coordination. Which malfunctioning organelle within the cell can
cause this condition?
centrioles
lysosomes
mitochondria
ribosomes
please what are the definitions to these in your own words
Evidence that lead Darwin to develop his theory of evolution of species by natural selection includes all of the following, EXCEPT
a. The Galapagos Islands have a unique species found only on one volcano- the pink iguana.
b. Finch species on the Galapagos Islands resembled a common species on the mainland, but were clearly differentiated by traits related to feeding habits.
c. Geologists had demonstrated that the Earth was billions of years old.
d. English gardeners had long known that it was possible to breed many novel varieties of vegetables from a single species just by selecting and reproducing individuals with specific desirable traits. e.
e. Geologists had discovered that Earth's surface was in constant, but slow, motion.
Answer: B
Explanation: the explanation is in the answer
are the new strands identical to the original segment of DNA?
Answer:
DNA creates "daughters" by using the parental strands of DNA as a template or guide.made in the 5' to 3' direction. Each newly synthesized strand of DNA (daughter strand) is made by the addition of a nucleotide that is complementary to the parent strand of DNA.
Explanation:
Hope this helped and breainlest please !
The four moons are now called the _________________ in his honor
Answer:
Galilean moons
Explanation:
Hope this helps :)
18.Select the statement below that is false concerning aerobic cellular respiration
O a Cells are able to utilize all the energy from glucose when released in one burst.
O b. Cells would lose too much energy as heat if they used glucose directly for individual reactions
O c. Gradual glucose breakdown releases energy slowly.
O d. Cells would lose too much energy as nonusable heat if they used glucose directly.
O e. Gradual glucose breakdown allows for the simultaneous buildup of many ATP molecules.
Whale belongs to which class of kingdom animalia?
Answer:
Mammalia is the class of Whale.
How is a dolphin fin similar to a dogs leg
Answer:
Dogs and dolphins have a lot in common. Even though these animals may be from different species, and live in entirely different environments, they do share one commonality: they're friendly and curious. Both dogs and dolphins will be the first to investigate a new person or situation
Explanation:
The dolphin fin is similar to a dog's leg in the following ways: Both are used for movement.
What are the use of dolphin's fins?The dolphin fin helps the dolphin to swim and navigate in water, while the dog's leg is used for walking and running. Both are composed of bone and muscle. The dolphin fin has a skeletal structure made up of bones and muscles, which allow it to move in different directions. The dog's leg also has a skeletal structure made up of bones and muscles, which allow it to support the dog's weight and move in different directions.
Both are adapted to their respective environments. The dolphin's fin is shaped to help it move quickly and efficiently through water. The dog's leg is adapted to help it run and navigate on land. Both have joints. The dolphin fin has a joint where it connects to the body, which allows it to move in different directions. The dog's leg has joints that allow it to bend and move in different directions.
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Choose all the right answers.
Which of the following animals are insects?
cricket
honeybee
ladybug
wolf spider
catfish
cricket - insect
honeybee - insect
ladybug - insect
wolf spider - insect
catfish - not insect
These are insects and the one here is not because it is fish and not insects
Answer:
Cricket, honeybee, ladybug, wolf spider are insects.
Catfish is not an insect from the following animals.
Is it possible to be affected by coronavirus even though health protocols have been applied?
Ya, it can be....
Still you should take care for yourself and your family...
The main function of the excretory system is to _______ the human body.
The kidneys remove waste from the _______ .
The lungs remove _____ waste.
Answer:
The main function of the excretory system is to eliminate wastes from the human body.
The kidneys remove waste from the blood .
The lungs remove carbon dioxide waste.
Explanation:
Hope this helps :)
What experiment led directly to Dalton's atomic theory?
Answer:
Dalton's experiments on gases led to his discovery that the total pressure of a mixture of gases amounted to the sum of the partial pressures that each individual gas exerted while occupying the same space. In 1803 this scientific principle officially came to be known as Dalton's Law of Partial Pressures.
Explanation:
18. Which part of the cell
membrane identifies the
cell type?
Answer:
proteins and carbohydrates.
***brianly pls
Explanation:
HELP ME OUT PLEASE
17. Animal cell do not have chloroplasts. Why not?
Answer:
Animals don't need chloroplasts because they acquire sugar from their diet; they just need mitochondria. Vacuoles are found in both plant and animal cells. A big, solitary vacuole is found in each plant cell and is used to store water and nutrients.
Explanation:
I gave you answer can you help me with mine
What type of mass wasting motion involves mud moving fast?
Answer:
Landslides
Explanation:
Hope this helps.
If the statement is true, select True. If it is false, select False.
During photosynthesis, plants produce carbon dioxide.
O True
False
Answer:
true
During photosynthesis plants produce carbon dioxide through their respiration
Answer:
True. Plants do produce carbon dioxide during photosynthesis.
the matrix in bone is non-living and hardened with calcium
true or false?
Answer:
True
Explanation:
____ are rocks that contain evidence of past life on Earth.
Answer:
sedimentary or fossils
Explanation:
the study published in the journal of geophysical research
5514998054 ps:- 123456
Answer:
What is this for don't get it
he European "cradle to grave" approach requires
Answer:
This approach is a technique used to appraise the environmental impact associated with all stages of a product's life. (from raw material extraction through materials processing, manufacture, distribution, use, repair and maintenance, and disposal-recycling).
Explanation:
Everything that is produced goes through these five main stages:
1.) material extraction
2.) manufacturing
3.) packaging
4.) transportation
5.) use and end of life
At each of these stages, there are inputs and outputs, flow-throughs, value losses, and potential gains.