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
Vikentia [17]
3 years ago
12

A student put the powder to the corom board . Sciencetific reason for adding powder is ,

Biology
1 answer:
kondaur [170]3 years ago
8 0

Answer:

B or D

Explanation:

think of it how you use chalk on a chalk board, its less friction using chalk instead lets say a marker on a white board.

You might be interested in
Total kinetic energy of all the atoms that make up a sample of matter
Anvisha [2.4K]
Temperature. Also, you should put more detail into your question, as it's not entirely clear what your asking.
5 0
4 years ago
Which statement is false?Orthologs are homologs found in the same species.The function of a protein is a result of its amino aci
kiruha [24]

Answer:

The correct answer is "Orthologs are homologs found in the same species".

Explanation:

Orthologs, or orthologous genes, are defined as genes found in different species that evolved from a common ancestry. Therefore, It is false to affirm that orthologs are homologs found in the same species. Orthologous genes have the same function and often share common nucleotide sequences, however, they must be found in different species to be considered orthologs.

7 0
3 years ago
What are gametes? How are gametes different from regular body (somatic) cells?
Wewaii [24]

Answer:

Gamtetes are sex cells, for humans, this manifests as the sperm cell and the egg cell.

Explanation:

Gametes are haploid cells unlike most of our body cells that are diploid cells.

7 0
4 years ago
What's the role of the complement in the phagocytosis?
aliina [53]

Answer:

The complement system, also known as complement cascade, is a part of the immune system that enhances (complements) the ability of antibodies and phagocytic cells to clear microbes and damaged cells from an organism, promote inflammation, and attack the pathogen's cell membrane during phagocytosis

4 0
3 years ago
Differences between the male and female false pelvis
kow [346]
<span>Female pelves are larger and wider than male pelves and have a rounder pelvic inlet. Male iliac crests are higher than females, causing their false pelves to look taller and narrower.</span>
4 0
3 years ago
Other questions:
  • Now that the lab is complete, it’s time to write your lab report. The purpose of this guide is to help you write a clear and con
    5·1 answer
  • How would the human population be different if crossing over did not happen during meiosis
    10·2 answers
  • What do we call the process by which harmful toxins become more and more concentrated in organisms in a food chain
    13·1 answer
  • Edward Jenner’s smallpox inoculation experiment was based on an observation by a dairymaid that she could not get smallpox becau
    9·2 answers
  • How is solar energy absorbed and admitted by earths surface?
    6·2 answers
  • . Describe the journey of a metamorphic rock transforming to a sedimentary rock.
    11·1 answer
  • IT'S AN EMERGENCY PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!!!! PLEASE I NEED HELP ASAP PLEASE HELP!!!
    5·2 answers
  • Plsss helpppppppppppppppppp
    12·1 answer
  • Oxygen sag curves can occur in streams when ____. Group of answer choices bacteria break down biodegradable wastes salt and fres
    14·1 answer
  • PLEASSEEE HELPPPP<br> What are two requirement’s of all stars? Geocentric
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!