1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
raketka [301]
2 years ago
8

Why is RNA thought to have been the first genetic material? A. RNA has been found on meteorites. B. Primitive organisms, such as

some viruses, have RNA as their genetic material. C. RNA is capable of self-replication D. RNA is structurally simpler than DNA.
Biology
1 answer:
Gala2k [10]2 years ago
7 0

Answer:

B.

Explanation:

Because if they have traces of RNA in them, then it might be the first genetic material

You might be interested in
I need help with these 2 questions.
goldfiish [28.3K]
Protists are eukaryotes and bacteria are prokaryotes
7 0
3 years ago
please somebody help me with science Gel Electrophoresis what are the answer chioces for 1 through ten please whoever report is
AleksAgata [21]

1. A

2. C

3. D

4.B

5. A,B, and maybe C.

6. B

7. D

8. A and B

9. A,

6 0
3 years ago
A 35-year-old male complains of a "pressure" type headache to the back of his head and neck. He states that he woke up with the
tigry1 [53]

Answer:

Answer is D. Tension

Explanation:

Tension headache is a type of headache that can be described as feeling of dull or moderate pain in the head, which can be inform of a tightness around the head and the neck.Tension headache is also known as stress headache.

It has been discovered that, various activities like driving for a long period of time, staring to a computer for a long period and exposure to cold temperature, can cause tension headache.

The following activities can be developed to reduce or avoid tension headache.

* Drinking a lot of water.

* Regular exercise.

* Sleeping very well

* Limiting stress

* Eating foods like almond and walnut.

In this case, the complaint of a 'pressure' type headache to the back of the head and neck by the man, was a typical feeling ,synonymous to tension headache.

3 0
3 years ago
The energy stored in ATP is released when a_______is removed from the molcecule?
allsm [11]
When a phosphate group is removed from the molecule
6 0
3 years ago
PLEASE ANSWER ASAP WILL MARK BRAINLIEST!!!
erica [24]

Answer:

b

Explanation:

the element is named after the latin word for calcium 'calx'

5 0
2 years ago
Other questions:
  • How many different ways does/could energy change form during its travels between the Sun and your stomach?
    7·1 answer
  • Photosynthesis is used to produce food for plants in the form of glucose. In the process, oxygen is released. As shown in the di
    10·1 answer
  • 2. This cell structure acts as the "brain" or command center for the cell.
    11·1 answer
  • In which organism does respiration not take place in the mitochondria
    5·1 answer
  • spongebob is known for his big round eyes (R), which is dominant over an oval eye shape (r). if he is heterozygous for his round
    14·1 answer
  • HELP PLEASE!! <br><br> How is a karyotype useful?
    11·1 answer
  • Question 21 please answer it’s due right now
    14·2 answers
  • Urgent!!<br> Genetically, a seed represents both male and female parent.<br> True<br> False
    13·2 answers
  • The Chesapeake Bay, which is along the coast of the Eastern U.S., is the largest estuary in the country. Many rivers, including
    15·1 answer
  • I really need help my grades go in tonight and this is my last day you will get full points
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!