3 years ago

this rock is made from sand and pebbles joined together. the rock formed in a riverbed.it is an example of rock.

Biology

2 answers:

DochEvi [55]3 years ago

7 0

sedimentary rock answer is probably

ycow [4]3 years ago

6 0

It is a sedimentary rock

You might be interested in

Which of these correctly explains differences between steroids and enzymes

saveliy_v [14]

Which of what? What’s the rest

8 0

3 years ago

Most animals on earth are __________ ( vertebrates or invertebrates ).

andre [41]

Answer:

vertebrates

Explanation:

8 0

2 years ago

Why did Charles Darwin predict that tetrapods evolved from fish?

qwelly [4]

Answer:

fish and tetrapods are both vertebrates that have a backbone with a spinal cord. fish lived before tetrapods because their fossils are in rocks over 500 million years old.

Explanation:

fish and tetrapods are both vertebrates that have a backbone with a spinal cord

8 0

1 year ago

Within 12 to 17 hours of becoming infected with Salmonella, a person can 2 points

stepladder [879]

Okay I'm not that smart. But I'm pretty sure it's B since people get salmonella food poisoning by... eating

5 0

2 years ago

Use Chargaff’s rules to predict the missing values for E. coli, human, and ox DNA. Round your answers to the nearest whole numbe

Black_prince [1.1K]

Answer:E. coli: Cytosine- 26, Thymine-24

Human: Guanine-20, Cytosine-20

Ox: Guanine-21, Cytosine-21, Thymine-29

Explanation:

Chargaff's rules state that in a given DNA molecule the percentage of Adenine %A is approximately equals the percentage of Thymine %T and the percentage of Guanine %G is approximately equals the percentage of Cytosine %C.

Answer is

E. coli: Cytosine- 26, Thymine-24

Human: Guanine-20, Cytosine-20

Ox: Guanine-21, Cytosine-21, Thymine-29

7 0

3 years ago