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
Zepler [3.9K]
3 years ago
8

What are telomeres and what is there role in cell death?

Biology
2 answers:
hram777 [196]3 years ago
8 0

Answer:

Telomeres cap and protect the ends of chromosomes from degradation and illegitimate recombination. ... Abolition of telomerase activity in such cells nevertheless results in telomere shortening, a process that eventually destabilizes the ends of chromosomes, leading to genomic instability and cell growth arrest or death.

klio [65]3 years ago
4 0
They protect the ends of our chromosomes by forming a cap, much like the plastic tip on shoelaces. If the telomeres were not there, our chromosomes may end up sticking to other chromosomes.
You might be interested in
Look at the cell membrane model below, what is the name of the macromolecule that makes up the majority of the cell membrane?
Elenna [48]
Phospholipids makes up majority of the cell membrane. Transmembrane proteins comes in second place.
4 0
3 years ago
Which nitrogen base can’t you use during replication
Elza [17]

Answer:

lgfksoi;knhoipjnzopbnzl;kn;lnogipuzhpoiupuoif

Explanation:

gfsk;nlkjnbahnguaok;nfhoaho;ah

3 0
4 years ago
Read 2 more answers
Can you help me with Questions 2 and 3?
vodomira [7]

bpwhamburgorchardpark.org  Has a short video on it

4 0
4 years ago
Gregory wants to make a hole in a flat piece of wood. He places object Y on the piece of wood, and then object X on top of it.
andrew-mc [135]

Gregory wants to make a hole in a flat piece of wood. He places object Y on the piece of wood, and then object X on top of it.(C) a screw and a wedge

Explanation:

Screw is used to drill a hole in the wood and the wedge is used to insert it properly.

The screw moves in a circular motion and thus creates a hole in the wood whereas a wedge is used to apply appropriate force on the screw .so that it can be placed properly in the wood.

The a screw and a wedge are termed as simple machines.Simple machines are those machines that we make use of to do day to day task at home.

So we can say that Gregory wants to make a hole in a flat piece of wood. He places object Y on the piece of wood, and then object X on top of it.(C) a screw and a wedge

7 0
4 years ago
Shamona, a pregnant mother in Flint, Michigan, is concerned about the drinking water, which shows high levels of lead. Shamona s
STatiana [176]

Answer:

Option (3).

Explanation:

Teratogens may be defined as the chemicals that can cause birth defects in the fetus. Substances like alcohol, lead and nicotine acts as the main agents of tertaogens.

Shamona is drinking water that contains high level of lead. The element lead is harmful for the fetus. Even the small concentration of lead is enough to cause birth defects. The lead exposure can cause the abnormal development of brain and damages the brain of fetus. The fetus has low birth weight also.

Thus, the correct answer is option (3).

6 0
3 years ago
Other questions:
  • Most scientists agree that there is no single ______________ for solving problems
    6·1 answer
  • Amyloid fibrils are associated with many fatal degenerative diseases of humans and livestock. Livestock diseases such as scrapie
    6·1 answer
  • What is the DNA sugar name
    15·2 answers
  • The ____ system aids the digestive system by secreting hormones which regulate how much we eat and how quickly food and nutrient
    5·1 answer
  • Compare the entries in Lupe’s records with the entries on the bank statement. What other mistake did Lupe make? She recorded a t
    14·2 answers
  • What action represents when a snake receives energy from a rabbit ?
    11·1 answer
  • Which of the following would be true when comparing plants in the desert and rainforest?
    14·1 answer
  • What are some examples of anatomical homologies that are analogous?
    14·1 answer
  • Can someone please give me some main ideas for a scientific story? It has to be at least 500 words and I'm not sure what to writ
    11·1 answer
  • REEEEEEEEEEEEEEEEEEE PLEASE HELP MEEEEEEEEEEEEEEEE
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!