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maria [59]
3 years ago
10

The brain requires a substantial blood supply. the vessels that deliver blood to the brain are the

Biology
1 answer:
I am Lyosha [343]3 years ago
3 0
The common carotid arteries and the vertebral arteries
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2. How has genetics, combined with<br> paleontology, added to our<br> understanding of evolution?
motikmotik

Answer:

To find the extinct species and their divergence of characters can be studied using molecular genetic techniques.

Explanation:

  • Paleontology is the study of ancient species and their remaining that were found millions of years ago. These species extinction can be found and manipulated to find out the origin or divergence of species from their origin
  • The samples of these species may contains their remains that help the biologist to isolate and analyze their protein or DNA. when the DNA is isolated their sequences can be generated using molecular biology techniques.
  • When the sequences are identified by advanced molecular biology techniques, the existence and similarities of different species due to their convergence or divergence can be identified.
  • By identifying the convergence or divergence the characteristics, evolutionary change in behavior, variation in appearance can be studied.
  • By using these techniques, biologist have found that <em>homo sapiens</em>  are 99% have their similarities with chimpanzee
  • Thus, using genetics in paleontology helps us to understand adaptation a species is changing according to the evolutionary changes.

6 0
2 years ago
What is the purpose of chromosomes in the nucleus?
attashe74 [19]

They are made of protein and one molecule of deoxyribonucleic acid (DNA). As the genetic material passes from parents to child, the chromosomes are responsible for containing the instructions that make the offspring unique while still carrying traits from the parent.

6 0
3 years ago
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1. How do flowers help plants reproduce?
Molodets [167]

Answer:

B., D., A., A., C., D., D., A., D., C.

Explanation:

7 0
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18. Which tool of the biologist is more suitable for culturing bacteria in the
Sloan [31]

Answer:

I think C. Petri dishes

Explanation:

"The most common growth media nutrient broths (liquid nutrient medium) or LB medium (Lysogeny Broth) are liquid. These are often mixed with agar and poured into Petri dishes to solidify. These agar plates provide a solid medium on which microbes may be cultured."-https://courses.lumenlearning.com/boundless-microbiology/chapter/culturing-bacteria/

I hope this helps!

5 0
2 years ago
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Ashley is charting the motion of her pet rabbit. The diagram below shows its position every 0.25 seconds.
valkas [14]

Answer:

m

Explanation:

7 0
2 years ago
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