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
Svetradugi [14.3K]
3 years ago
15

n the CRISPR system of bacteria, the spacer is a(n): A. bacterial gene B. bacterial enzyme C. piece of phage DNA D. inactive vir

al RNA E. cascade protein
Biology
1 answer:
Volgvan3 years ago
6 0

Answer:

Option D

Explanation:

Bits of DNA that are interspersed among these repeated sequences are called spacers. Regarding to bacteria, the spacers are taken from viruses that previously attacked the organism. They serve as a bank of memories, which enables bacteria to recognize the viruses and fight against future attacks.

You might be interested in
Pick twenty foods and research the amount of total carbohydrates, sugars, and other carbohydrates in them. Note: Most food label
a_sh-v [17]
<h2>List of twenty foods with details</h2>

Following are the amounts of carbohydrates in foods and carbohydrates amount are grams per 100 grams as follows:          

Biscuits(20g)= 67, chocolates(20g)=67, bran(8g)=27, wholemeal,slice(25g)=47, cake,sponge(60g)=53, corn flakes(30g)=87, chapati(60g)=50, custard(70g)=4, eclair(50g)=38, pizza(150g)=25, cheese(150g)=25, tomato(150g)=25, yeast=4, muesli(30g)=56, milk pudding(160g)=20, pasta(150g)=25, spaghetti boiled(120g)=26, pancake(75g)=36, soya=20,roll brown(35g)=57  

6 0
3 years ago
Read 2 more answers
How does this passage reinforce the traditional social hierarchy?
True [87]

Answer: It’s C on edge

Explanation:

7 0
3 years ago
Read 2 more answers
what are the two small structures that separate an take up positions on opposite sides of the nucleus during prophase?
aivan3 [116]
CENTRIOLES. Centrioles help align the chromosomes so they can be split. 
3 0
3 years ago
An increase in earths temperature from the build up of carbon dioxide and other gases in the atmosphere is called... global warm
natima [27]

Answer:

i think

Explanation:

3 0
3 years ago
Transport across the cell membrane occurs through
zzz [600]
It can be either diffusion, osmosis or active transport. depending on what is transported and how in which net direction they're moving.
3 0
3 years ago
Other questions:
  • Which of the following has catalytic function in a cell<br> Proteins carbs lipids nucleic acids.
    11·1 answer
  • How will adding lemon juice affect a soaps ph
    15·2 answers
  • Ribosomes
    13·1 answer
  • Which of the following hormone and cardiovascular effect is NOT correctly matched?
    6·1 answer
  • This is a simple biological process not requiring oxygen.
    9·2 answers
  • Corals use harpoon-like to catch food
    6·1 answer
  • Which principle states that, in undisturbed rock layers, the oldest rocks are on the bottom and the youngest rocks are on top?
    13·2 answers
  • In a large firm, what can a functional structure foster, even though it can be counter-productive to the goals of the organizati
    6·1 answer
  • What might happen to the cell if it were suddenly unable to use lipids?
    9·1 answer
  • Letter E. What is the tissue called?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!