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ELEN [110]
3 years ago
12

Dogs evolved from which animal? A. Deer B. Wolves C. Bears

Biology
2 answers:
dusya [7]3 years ago
7 0

Answer:

B

Explanation:

i think tell me its correct?

Ne4ueva [31]3 years ago
4 0

Answer:

ᴮ ʷᵒˡᵛᵉˢ

ʰᵒᵖᵉ ᵗʰᶦˢ ʰᵉˡᵖˢ

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The trp and lac operons are regulated in various ways. How do bacteria regulate transcription of these operons? Sort the stateme
OLEGan [10]

Answer:

Operon is not transcribed:

-lac operon: lactose absent

-trp operon: tryptophan present

Operon is transcribed, but not sped up through positive control:

-lac operon: lactose and glucose present

-trp operon: tryptophan absent

Operon is transcribed quickly through positive control:

-lac operon: lactose present, glucose not

Explanation:

The trp operon is controlled via negative control only.

Presence of tryptophan will inhibit the transcription of the operon genes

The lac operon is controlled via negative control and positive control.

●Negative control:

--Transcription is turned off due to

active Repressor protein and absence of lactose

--Transcription is turned on due to

Inactive Repressor protein and presence of lactose

●Positive control:

--Transcription rate is higher due to absence of transcription and presence of lactose as a regulatory protein (CAP) adhere to the lac operon promoter

8 0
3 years ago
UN
Lapatulllka [165]

Answer:

im not doing that sorry,

Explanation:

5 0
2 years ago
Se coincidera que un virus es un ser vivo
katen-ka-za [31]

Answer:

This means:

It will be agreed that a virus is a living being.

Explanation:

Hope I helped ya.

You can give da other girl brainliest.

<u><em>< Sarah ></em></u>

6 0
3 years ago
Hola, i need help, do you kn<br> ow the answer?
GREYUIT [131]

Answer:

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5 0
3 years ago
During photosynthesis, plants use sunlight, water and ________ to create sugars then and release _________.
Kaylis [27]
Use carbon dioxide and release oxygen gas
7 0
3 years ago
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