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iren [92.7K]
3 years ago
15

Thread-like structures that are found in the nucleus of a cell that contains all DNA. *

Biology
1 answer:
maria [59]3 years ago
3 0

Answer:

chromosomes

Explanation:

Thread-like structures that are found in the nucleus of a cell that contains all DNA. Each chromosome is made of protein and a single molecule of DNA. Human cell nucleus contains 46 chromosomes or 23 pairs. Half of these chromosomes come from one parent and half come from the other parent.

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PLS HELP TIMES TEST I HAVE 49 MINUTES LEFT AND THERES 41 QUESTIONS IM ON 14
schepotkina [342]

Answer:

1: The mRNA would not be sythensised

Explanation:

RNA polymerase - used in transcription to initiate replication of mRNA.

If mutated then it will result to no mRNA synthesied????

6 0
3 years ago
Your friend, who tans easily, argues that it's great to get a tan because darker skin pigmentation offers lots more protection f
IRISSAK [1]

Answer:

No, because it is a sign of damage. Although it is better than a burn, it means that DNA has damaged itself. It is the repair mechanism that stimulates more melanin production.

Explanation:

4 0
3 years ago
a diver with a mass of 60 Kg is standing on the top of a 10 meter high platform. what is the mechanical energy
inna [77]

Answer:

M.E = 5880 J

Explanation:

Given data:

Mass = 60 Kg

Height = 10 m

Mechanical energy = ?

Solution:

Formula:

M.E = K.F + P.E

K.E = 1/2 × mv²

P.E = mgh

Diver is not moving so K.E will be zero.

M.E = mgh

M.E = 60 kg × 9.8 m/s² ×  10 m

M.E = 5880 J  ( j= kg m²/s²)

7 0
3 years ago
You have found a limestone layer with numerous fossil corals, fossil sponges, and other fossils, little or no stratification, an
tino4ka555 [31]

Answer:

You have found a limestone layer with numerous fossil corals, fossil sponges, and other fossils, little or no stratification, an absence of cross-bedding and ripple marks. In which environment was this limestone formed?

answer; an organic reef

Explanation:

An organic reef is a sedimentary rock structure of significant dimensions, erected by and composed almost exclusively of the remains of corals, algae, bryozoans, sponges and other sedentary or colonial organisms.

6 0
3 years ago
Es un mecanismo de reproducción de bacterias:11 letras algo así _ _p_ _ _ _ _ _o_
Luda [366]

Answer:

Binary Fission

Explanation:

Mi espanol es mal, pero el mechanismo de reproduccion se llama (en ingles) "binary fission".

6 0
3 years ago
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