Briefly summarize the main stages of human evolution beginning 410 million years ago with the evolution of amphibians.

Answers

Answer 1

Biologically, man is defined as primate by the species Hom.o sapiens, of which the only living subspecies is Hom.o sapiens sapiens. It is quite clear that man's closest living relatives are the African apes, chimpanzees and gorillas, and it is almost certain that chimpanzees are more closely related to us than to gorillas.  

The early development of the human race took place in Africa. All fossils from our evolution from 7 million years ago to 2 million years ago that were found lived in Africa. Sometime almost 2 million years ago, however, human-like creatures of the genus Hom.o began to spread around the world, and fairly quickly populated large parts of Asia and Europe, all the way to Indonesia and China. Regarding the geographical origin of modern man, there are two main explanatory models.

According to the Out of Africa hypothesis, modern humans evolved in Africa and from there spread out over the world, competing with other hominids. The multiregional hypothesis instead claims that humans evolved in parallel from several at least partially isolated populations of hominids.

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Related Questions

6)
The cellular process in which materials are moved across a membrane from an area of low concentration to an area of high
concentration is called?

Answers

Answer:

diffusion

Explanation:

diffusion occur from lower concentration to higher concentration

which of the following describes aristolles model of the solar system select three answers

Answers

Explanation:

Aristotle's model shows the planets in the celestial realm moving around the Earth in an orderly manner, in perfect circles and with uniform motion-neither speeding up nor slowing down.

1) What three things do geologis look at when studying a rock
Sample

Answers

Answer: When studying a rock sample, geologists observe the rock's mineral composition, color, and texture.

Explanation:

Answer:

When studying a rock sample, geologists observe the rock's mineral composition, color, and texture.

What are the three ways something can accelerate

Answers

Answer:

change in velocity, change in direction, or change in both velocity and directio

Answer:

There are three ways an object can accelerate: a change in velocity, a change in direction, or a change in both velocity and direction.

What does comparative anatomy tell you about the relationship between organisms

Answers

comparing structural similarities of organisms to determine their evolutionary relationships.
It's considered one of the five factors that determine discipline effectiveness. Your temperament influences how strict or permissive you will be with your child. It also plays a role in how much tolerance you'll have for certain behaviors.17 Oct 2019

Explanation:

Your temperament plays a major role in how you parent your child.

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HELP ME OUT PLEASE

Create Cell Analogies, for example, compare a cell to a castle

The cell wall is like the walls because it protects the castle

The cell membrane is like the drawbridge because it lets certain things in and out

The vacuoles are like the storage rooms because they both store things

Your turn! Pick an item like an airplane, basketball gym/baseball field, house, or school to complete your own analogies below. You can pick different organelles as well. See examples above.

5. The________is like________because________

6. The_______is like________because______

7. The______is like______because______​

Answers

Explanation:

cl dip goop drop RIP ro ep DUP doop fip

True or false: a niche could be compared to a job?

Answers

Answer:

True

Explanation:

if wrong sorry :( :( :(

what would most likely happen to a person who is not getting enough essential amino acids in his or her diet?
A. The body would synthesize the amino acids.
B. Muscle growth and repair would be limited.
C. Stored protein would break down
D. The formation of proteins would increase.

Answers

Answer:

Muscle tissue would separate to supply amino acids.  

a

Explanation:

You are riding your bike and you slam on your brakes. What is the most likely acceleration that your bike undergoes

Answers

It depends on the speed you were going

Answer:

Inertia is the law that states that an object that is staying still will stay still until an external force is placed upon it and that an object in motion will continue unless something stops the object; like friction.

9) When bilaterally flexed, this muscle group will extend the trunk:
A) Longissimus
B) Quadriceps
C) Hamstring
D) Abdominal

Answers

A or C
Just choose any of those!
It is the abdominal.

What energy transformation occurs when a car stereo is turned on?

Answers

Answer:

Chemical to electrical to sound

Explanation:

I don’t Know, how people can fake whole relationship. I can’t even fake a hello to somebody. I don’t like...!!!​

Answers

Answer:

Literally!!

Explanation:

Select the option below that is true concerning the path of light when looking through a compound microscope

O a. light source; condenser: specimen; objective lens; ocular lens

O b. condenser; light source; specimen; ocular lens; objective lens

O c. condenser; light source; specimen; objective lens; ocular lens

O d. light source; condenser; objective lens; specimen; ocular lens

O e. light source: specimen; condenser; objective lens: ocular lens

Answers

Answer:

a

Explanation:

plsss mark as brainliest

Glucose can be broken down without the use of oxygen through the
pathway?
What is this

Answers

Answer:

glycolysis pathway

Explanation:

The process of glycolysis does not require the use of oxygen, instead, it utilizes 2 ATP to produce a net of 2 ATP, 2 NADH + 2 H+.

Glycolysis pathway is the process through which glucose can be broken down without the use of oxygen atom.

What is Glycolysis?

Glycolysis is the metabolic pathway through which conversion of glucose molecules into pyruvate molecules takes place. The free energy which is released in this process is used to form the high-energy molecules such as adenosine triphosphate (ATP) and reduced nicotinamide adenine dinucleotide (NADP). Glycolysis is a sequence of ten catabolic reactions which are catalyzed by the enzymes.

Glucose is the carbohydrate which is trapped by phosphorylation, with the help of the enzyme hexokinase. Adenosine triphosphate (ATP) is the molecules which is used in this reaction and the product of this reaction is Glucose-6-Phosphate (G-6-P), inhibits hexokinase enzyme.

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How are bacteria, a tree, and an cat alike?
A. They are all made of prokaryotic cells.
B. They are all organisms made of cells.
C. They are all made of eukaryotic cells.
D.They all reproduce in the same way.

Answers

the answer is b .. I need to add more words aaaaaaaaaaa

Answer:B. They are all organisms made of cells.

Bacteria, a tree, and an cat alike because they are all organisms made of cells.

LIVING THINGS:

Living organisms are organisms that possess certain characteristics like the ability to reproduce, respire, excrete, move, respond to stimuli etc.

Bacteria (a microbe), tree (a plant) and cat (an anima are examples of living things, hence, they possess the characteristics mentioned above.

However, one important feature of all living organisms in accordance to the cell theory is that all living organisms must possess cells.

Therefore, bacteria, a tree, and an cat alike because they are all organisms made of cells.

Explanation:

Which of the following muscles would be needed to take a bite out of a piece of pizza? Select all that all that apply
A. Masseter
B. Temporalis
C.Sternocleidomastoid
D.Orbicularis oculi

Answers

A and B
I looked it up

produced more rapidly/abundantly in an infection - produced more abundantly during allergic reactions - responsible for blood clotting - carries oxygen - the more efficient phagocyte - contains heparin - cell membrane has AB antigens - help recognize foreign antigens - contains histamine - produce antibodies to foreign antigens A. erythrocyte B. lymphocyte C. eosinophil D. neutrophil E. basophil F. platelet G. monocyte

Answers

The respective blood components have been matched to their functions below:

A. Erythrocyte - carries oxygen / cell membrane has AB antigensB. Lymphocyte - produce antibodies to fight foreign antigens C. Eosinophil - produced more abundantly during allergic reactionsD. Neutrophil - help recognize foreign antigensE. Basophil - contains histamine /contains heparin F. Platelet - responsible for blood clottingG. Monocyte - produced more rapidly/abundantly in an infection H. Macrophage/Neutrophil - the more efficient phagocyte

Blood has several components which include; the red blood cells, white blood cells, and platelets.

Red blood cell help in the transprtation of oxygen frm the lungs to the heart and other tissues of the body.

Platelets help in blood clotting.

The white blood cells are very efficient in fighting off diseases. Monocytes, basophils, neutrophils, eosonophils, and lymphocyes are all examples of white blood cells.

Conclusively, their more specific functions of the blood components have been listed above.

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what is not one of the three categories of adaptations

Answers

Answer:

no answer

Explanation:

e need the answer choices to ehlp you out. Please give us those or make a new post so i can help you. <3

how the zygote with genotype YO is produced

Answers

Zygote, fertilized egg cell that results from the union of a female gamete (egg, or ovum) with a male gamete (sperm). In the embryonic development of humans and other animals, the zygote stage is brief and is followed by cleavage, when the single cell becomes subdivided into smaller cells.




Please mark me as a brainliest

It is summer and your friend Michelle, who lives in Michigan, tells you that she is a morning person and functions best when the sun wakes her up early in the morning. She is looking to take a vacation to a location where the sun rises earlier in the day. Where (with respect to Michigan) should she be looking? Explain why she should look in this area, by explaining how the tilt of the Earth’s axis affects the seasons. Finally, suggest two specific locations that would meet Michelle’s needs.

Answers

Answer: I would choose texas or the earliest sunrise occurs about a week before the solstice, it could be anywhere but I think it would be in northern hemisphere.

Explanation:

To assign ages to sea-floor rocks, scientists used?
a. a mid-ocean ridge chart.
b. the geomagnetic reversal time scale.
c. a tectonic plate map.
d. a supercontinent map.

Answers

Answer:

The scientist used the geomagnetic reversal time scale

While organizing his computer's power cords, Matt realizes his printer power cord is frayed (coming apart). What should Matt do to prevent damage and still be able to use the printer?

Move the power cord to another outlet.
Keep the cord plugged in.
Replace the power cord.
Unplug the power cord.

Answers

Replace the power cord

Answer:

Replace the power cord

Explanation:

Moving it does not help the fray.

Keeping it plugged in will lead to more damage.

Unplugging it will not allow the printer to work.

Hope this helps

Al desplazar el carro de la platina el preparado biológico se mueve

Answers

I don’t understand the question?

When investigating competition between two organisms what is important that they both have/require

Answers

Answer:

I honestly am not sure, but if I had to guess, I would say that in order for the investigation to be executed correctly, both organisms would need to have similar resources and abilities in order to get proper data

highlight any five differences between living and non living things​

Answers

Answer:

Hey there

Living things do all of the following:

Reproduce,

maintain homeostasis,

procese energy (take it in then expel it),

store some form of genetic information,

Have some form of awareness.

Please Help ASAP I will give brainiest please.

Answers

Answer:

Plants and animals

Explanation:

Cellular respiration occurs in the mitochondria, known as the "powerhouse of the cell." Since both plants and animals require energy and have mitochondrion, they will both perform cellular respiration.

its plants and animals

During exocytosis, the vesicles that fuse with the plasma membrane become part of the membrane. This could greatly increase the surface area of the plasma membrane. How does the cell manage to recycle the excess membrane?

Answers

its due to diffusion this happens some times osmosis as well

Which of the following factors impact the rate of photosynthesis? (AKS 4c)
a) Water
Ob) Sunlight
Oc) Temperature
d) Allets the above

Answers

sunlight, as chloroplasts in the leaves soak up the sunlight and use it as a way to respite.

What carries amino acid to the site of the protein synthesis

Answers

Answer:

transfer RNA (tRNA)

Explanation:

deklarasyon ng kasarinlan ng Pilipinas 5 example​

Answers

Answer:

• Deklarasyon ng pag-ibig

• Sakripisyo

• Pangarap

• Saloobin ng mga Pilipino

• Kapayapaan

Explanation:

Ang Deklarasyon ng kasarinlan ng Pilipinas ay idineklara ng rebolusyonaryong pwersang rebolusyonaryo heneral na Emilio Aguinaldo noong 12 Hunyo 1898 sa Cavite el Viejo, Pilipinas. Iginiit nito ag soberanya at kalayaan ng mga Pulo ng Pilipinas mula sa kolonyal na pamamahala ng Espanya..

Sana makatulong po sa inyu..

Your welcome in advance..

(ㆁωㆁ)

Kung mali po ako sa pag sasagut..

Just correct me, okay?..

(;ŏ﹏ŏ)(ㆁωㆁ)

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