did humans evolve from neandethals

Answers

Answer 1
Fossil and genetic evidence both suggest that Neanderthals and modern humans evolved between 700,000 and 300,000 years ago from a common ancestor

Related Questions

what is the advantage and disadvantage of the Ocotillo and Hummingbird relationship

Answers

Advantages:

The plant is an integral member of the regional desert ecosystem and native pollinators such as hummingbirds and carpenter bees consume ocotillo nectar for nutrients. The hummingbird and the ocotillo have an important plant-pollinator relationship, as the hummingbird relies upon the flowers for a nectar source.

The relationship between Ocotillo and Hummingbird is an example of a mutualistic relationship, which means that both species benefit from each other's presence.

What are the various advantages and disadvantages of the relationship ?

The advantages and disadvantages of this relationship can be described as follows:

Advantages:

Ocotillo provides a source of nectar for hummingbirds, which is an important source of energy for their high metabolic rate.

Hummingbirds are efficient pollinators of Ocotillo flowers, which helps to ensure their reproduction and genetic diversity.

Ocotillo provides a nesting site for hummingbirds, where they can raise their young in safety from predators.

Disadvantages:

The relationship between Ocotillo and hummingbirds is specific and may not be beneficial to other species of plants or animals.

Ocotillo is adapted to living in arid environments and may not provide a suitable habitat for some other species of birds or animals.

If the population of either Ocotillo or hummingbirds were to decline significantly, it could affect the survival of the other species in the mutualistic relationship.

Overall, the advantages of the Ocotillo-Hummingbird relationship outweigh the disadvantages, and this mutualistic relationship is an important part of the ecosystem in which they both live.

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Mushroom rocks are formed by ___________________

Answers

Answer:

wind erosion

Explanation:

The rocks are deformed in a number of different ways: by erosion and weathering, glacial action, or from a sudden disturbance. Mushroom rocks are related to, but different from, yardang. A mushroom rock, rock pedestal, or gour is a typical mushroom-shaped landform that is formed by the action of wind erosion.

mushroom rocks are corn as fungi

Question 1 (1 point)
Which of the following is a abiotic factor that could limit the growth of the plant population?

Grasshopper population
Sunlight
Fish population
Bacteria in the water

Answers

Answer:

Sunlight

Explanation:

Plants are autotrophs which makes their own food in the presence of sunlight and the process is called photosynthesis. Sunlight is very important for the process of photosynthesis.

So, the only abiotic factor from the options that could limit the growth of the plant population is sunlight. plants can not make their food without sunlight and no food means no growth of plant population.

Hence, the correct answer is "Sunlight".

Tugma Ng

Adhikain

Pighati

Kalasag

Pandemya

Magbuwis​

Answers

Answer:

Magbuwis you are welcome

Multicellular fungi have a _______ stage and a reproductive stage of their lives.

Answers

Answer:

member stage and a reproductive stage of lives

Answer:

Vegetative

Explanation:

How did volcanoes change Earth in the first two billion years?
O A. They outgassed water vapor and carbon dioxide into the
atmosphere.
O B. They caused plate movement that arranged the continents we
have today.
O C. They gradually heated the planet.
O D. They created sedimentary rock.

Answers

The correct answer is A

Answer:

The volcanoes provided, on the surface of the earth, the heat, water and the powerful cocktail of organic compounds (hydrogen sulphide, arsenic) that are at the beginning of life. ... The intense performance of CO2 (carbon dioxide) volcanoes allowed the Earth's heat to fix itself permanently in our atmosphere.

Explanation:



Which pair of statements correctly describes a way that the chromatin contributes to gene expression?

Answers

Answer:

Chromatin is responsible for gene expression.

Explanation:

Chromatin is responsible for gene expression because chromatin contains DNA that has all information about genes. chromatin controls the gene in order to form encoded products. DNA in chromatin send information to the RNA to produce specific types of proteins that are needed by the organisms for its growth and development so in that way the genes can be expressed in the organism.

I’ll mark u brainliest correct answer only

Answers

Answer:

D, Mastodon tissues contained protein sequences similar to those of modern-day elephants.

Explanation:

How does energy move from place to place ?

Answers

Answer:

Energy can be moved from place to place by moving objects, or through sound, light, or electrical currents. Energy can be converted from one form to another form. Kinetic energy can be distinguished from the various forms of potential energy. This is how energy moves. I hope it helps!!

Explanation:

Individual ants of the same species use pheromone trails to indicate the path to different food sources or back to their own colony. This is an example of



~growth and response



~genotype mutation



~inclusive fitness



~phenotypic plasticity

Answers

The answer is Option #1

The diagram below represents a microscopic view of blood. Cell A
protects the body by producing specific chemicals in response to
pathogens. Cell A is........

1.)A red Blood cell
2.)A bacteria cell
3.)An insulin producing cell
4.)A white blood cell

Answers

4) a white blood cell

i’ll give a brainliest to the person with the correct answer

Answers

A because the host comes first

Natalie accelerates her skateboard along a straight path from 0 m/s to +4.0 m/s in 2.5 s. Find her average
acceleration.

Answers

Answer:

[tex]a=1.6\ m/s^2[/tex]

Explanation:

Given that,

Initial speed, u = 0 m/s

Final speed, v = 4 m/s

Time, t = 2.5 s

We need to find the average  acceleration of Natalie. We know that average acceleration is equal to the change in speed per unit time. So,

[tex]a=\dfrac{v-u}{t}\\\\a=\dfrac{4-0}{2.5}\\\\a=1.6\ m/s^2[/tex]

So, her average acceleration is [tex]1.6\ m/s^2[/tex].

how to Draw skeletal system of human body

please give me some concept to Draw it​

Answers

Explanation:

Here there is a image of skeleton system u can draw it

Which of the following statements about cellular respiration is correct?
This process occurs mainly in chloroplasts,
Plants and animals use this process to produce ATP,
Oxygen is a by-product of this process, or
Plants use this process to produce carbohydrates

Answers

B , Plants and and animals use this process to produce ATP

3) Barry, a 62 year old man, suddenly fainted while walking inside Wal-Mart. He was

transported to the hospital. After several tests, they found that he broke his hip and needed

surgery. They also found that the oxygen level in his blood was very low and were concerned

that he was not getting enough oxygen to his brain, which must have triggered his fainting spell.

What systems are affected?

Why?

Answers

Answer:

three systems affected are:

1. respiratory system

2. skeletal system

3. nervous system

Explanation:

From the text, three systems are affected, and they are:

1. respiratory system

2. skeletal system

3. nervous system

1. Respiratory system. The statement "the oxygen level in his blood was very low" highlights that the body cells were not getting enough oxygen during respiration. This could either be during the gaseous exchange in the lungs or during cellular respiration.

2. Skeletal system: When Barry fell, he broke his hip. The hip bone is the bone that forms part of the pelvic girdle in the skeletal system.

3. Nervous system: It was also suggested that the fainting episode was because the brain was not getting enough oxygen for respiration and metabolism, hence the brain (central nervous system) was affected


A scientist wants to study the behavior of bald eagles. Which of these plans should be used to study the hunting habits of bald eagles?

A. Analyze the eagles at a zoo for several months

B. Observe the eagles along the Potomac River for a year.

C. Ask a national park ranger questions about eagles.

D. Research hawks and make inferences about eagles.

Answers

You have to observe them in their natural habitat for a period of time. The only answer would be (B)

A
boundary is a place where two tectonic plates move away from each other.
transform
continental
O divergent
convergent

Answers

Answer: Divergent boundary

Explanation: Good luck! :D

Sharks typically ſeproduce sexually. A particular female shark, however, gave birth in a zoo despite having
no recent contact with a male shark.
a
Identify the type of cell division that produces eggs and sperm in animals such as sharks.
b. Describe what normally happens during fertilization in animals such as sharks. Be sure to identify
the end product of fertilization.

Answers

Answer:

A MEIOSIS

Explanation:

 

(GIVING BRAINLIEST!!)

Which processes directly connect the ocean to the water cycle?

A) Condensation and runoff
B) Precipitation and melting
C) Evaporation and condensation
D) Evaporation and precipitation

Answers

Answer:

D

Explanation:

I took the test for flvs, it was correct.

The process that directly connect the ocean to the water cycle is evaporation and precipitation. The correct option is D.

What is water cycle?

The water cycle is a biogeochemical cycle that describes the continuous movement of water on, above, and below the Earth's surface. It is also known as the hydrologic cycle or the hydrological cycle.

The water cycle depicts the continuous movement of water within the Earth's and atmosphere's atmosphere.

It is a complicated system with numerous processes. Liquid water evaporates into water vapour, condenses into clouds, and falls back to earth as rain and snow.

The water cycle describes the exchange (cycling) of water through Earth's land, ocean, and atmosphere. Evaporation and precipitation are the processes that directly connect the ocean to the water cycle.

Thus, the correct option is D.

For more details regarding water cycle, visit:

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Introduced in 1963, __________ limits the quantity of air pollution within a given area.
A)
pollution prevention
B)
an environmental management system
C)
zoning
D)
the Clean Air Act
E)
fire ecology

Answers

D. Clean Air Act
was introduced in 1963

plz help me with this problem need help filling this in.​

Answers

A = enzyme
B = active site
C = product
D = substrate

Compare the stroma and thylakoid in relation to their location in the chloroplast.

Answers

Answer:

The stroma is the watery part found in the inner membrane, which contains circular DNA molecules, RNA, ribosomes, lipids, granules of starch, among other substances. The chloroplast genetic process and photosynthesis reactions take place in the stroma. Thylakoids are flattened sacs, or vesicles, that form part of the inner membrane structure of the chloroplast to initiate the light-dependent photosynthesis reaction.

Explanation:

Chloroplasts are typical and exclusive organelles of plant cells that possess chlorophyll. It also has a double membrane (external and internal) and between them an intermembrane space. The inside is filled with a gel called a stroma. The stroma surrounds the thylakoid and grana within the chloroplast. It presents a DNA independent of the nucleus and plastoribosomes. Immersed in the stroma, there are flattened sacs called thylakoids or lamellae, the interior of which is called lumen. Thylakoids can spread throughout the stroma or stack in bundles called grana. Enzyme systems are located in the membrane of grana or thylakoids that capture energy from the sun and carry out the transport of electrons to form ATP.

& Milk wood plants are essential for monarch butterfly survival. The butterflies drink the nectar from milkweed
flowers. The female monarchs lay their eggs only on milkweed plants, and the monarch caterpillars rely on the
milleweed plant as its primary food source. Milkweed produces a poisonous toxin that the caterpillars are able to
collect in specialized sacs, which in turn makes the caterpillars poisonous to predators. Milkweed plants are
pollinated by monarch butterflies as well as other insects. Which of the following best describes the resulting
daptations found in milkweed plants and monarch butterflies?
cevolution
cooperation © parasitism
mimicry

Answers

Answer:

Coevolution

Explanation:

There is a symbiotic relationship between them because the plants get pollinated and the butterflies get protection. Their relationship can also be described by the term mutualism.

What is the worse color for photosynthesis?

Answers

hot pink......................................

Answer:

Green.

Explanation:

Green is the least affective color in the process of photosynthesis. The process of converting light energy into chemical energy.

Hope this helps!

The increase in potency of a substance that results from travel through the food chain is called __________.
A)
heredity
B)
dose response
C)
gene-environment interaction
D)
biomagnification
E)
physiology

Answers

Answer: (is D Biomagnification)

Explanation: coz it just is

The answer is d biomagnification

HELP ASAP

What string of amino acids, or polypeptides, is
formed from the following hypothetical mRNA
strand? Use the amino acid abbreviations, and
link your amino acids together with a bond (-).
AUGAGCCGUGCAAACUGA

Answers

The corresponding strand would be UACUCGGCACGUUUGACA

Cell differation is regulated by which two factors
Transcription and growth
Growth and limiting
Limiting and transcription

Answers

Answer:

Growth and limiting

Explanation:

Alligator
A- Producer Primary Consumer
B-Secondary Consumer
C-Tertiary Consumer
D-Decomposer​

Answers

Answer:

C-Tertiary Consumer

Explanation:

The diets of tertiary consumers may include animals from both the primary and secondary trophic levels. Like secondary consumers, their diet may also include some plants. Examples of tertiary consumers include Hawks, Alligators and Coyotes. Hawks feed on small mammals, lizards and snakes.

If an organism has high biological fitness in one environment, does that mean that it would also have high biological fitness in another environment? Why or why not?

Answers

Answer:

The answer is no, high biological fitness in one environment doesn't have to be high in another environment. Biological fitness is a term used in evolutionary biology and it is the quantitative representation of how a genotype (or phenotype) is successful (reproductively) in a certain environment. The biological fitness of an organism is dependent on its ability to survive and reproduce in a given environment. If different traits or alleles increase the fitness of an organism, those alleles will consequently increase in the gene pool, and that trait will increase in the population.

I hope this helped you out some~ <3

-Dream

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