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
madreJ [45]
3 years ago
14

How many chemicals in cigarettes are known or suspected to cause cancer?

Biology
1 answer:
sineoko [7]3 years ago
5 0
<span>More than 50</span>. There are more than 7000 chemicals in cigarette smoke, 250 of which are known to be detrimental to health and 69 chemicals are carcinogenic (can cause cancer).  Some of the carcinogenic chemicals in cigarette smoke are: Arsenic, Cadmium, Chromium, Formaldehyde and Nickel.
You might be interested in
Х Flag A lake borders a housing subdivision and a golf course. Over time, algae in the lake begin to grow uncontrollably. Which
Mama L [17]

Answer:

B. runoff of nitrates from fertilizers applied to the golf course

Explanation:

Algal bloom is defined as the rapid growth of algae in freshwater or marine water. Algal bloom is green or yellowish in color that cover the top layer of water systems.

Algal bloom in the given case is caused by the excess of nutrients that is nitrates from fertilizers into waters and higher concentrations of nitrates causes uncontrollable growth of algae.

Algal blooms are harmful for environment as they may produce toxins and can block the sunlight from reaching the plants and animals in the water systems.

Hence, the correct answer is "B. runoff of nitrates from fertilizers applied to the golf course".

7 0
2 years ago
What is the leaf of a plants function ?
Radda [10]

Answer: photosynthesis

Explanation: leaves are a very important part of the plant. plants are autotrophic in nature. They can synthesize their own food. Leaves have green color pigment in it which is called chlorophyll. This chemical compound chlorophyll uses light energy from the sun and converts water and carbon dioxide into sugars. By this method, plants prepare their own food.

3 0
3 years ago
20 point multiple choice
torisob [31]

Answer:

Dddddddddddddddddddddd

3 0
2 years ago
Read 2 more answers
A single cell formed through fertilization is called what
Sever21 [200]

Answer:

Zygote

Explanation:

A zygote is a (diploid) cell formed through fertilization between two gametes. Zygote cells are eukaryotic, and in the human body, they are the first cell stage of pregnancy.

Have a lovely rest of your day/night, and good luck with your assignments! ♡

6 0
2 years ago
Read 2 more answers
Describe how sandstone, a sedimentary rock, may become a metamorphic rock. Enter your answer in the space provided. HELP 30 POIN
pshichka [43]

Explanation:

When sandstone is overlaid by layers and layers of sediment, it becomes subject to enormous pressure and temperature beneath the layers and its grain structure begins to change. The force of compactness causes grain structure and size to reform. This is called metamophism., The sandstone becomes a new rock called quartzite.  The two rocks will have different properties. Quartzite will have larger crystals and will be hard and smooth while sandstone will be coarse and soft.

Learn More:

For more on metamorphic rocks check out;

brainly.com/question/7669545

brainly.com/question/11972003

#LearnWithBrainly

7 0
3 years ago
Other questions:
  • Chrysanthemums are short-day plants that normally flower in late fall. Suppose you were a chrysanthemum grower and you would lik
    15·1 answer
  • What is the difference between metaphase in mitosis and metaphase II in meiosis? How are they the same?
    6·1 answer
  • A client has a prescription for valproic acid (depakene) 250 mg once daily. to maximize the client's safety, the nurse should pl
    15·1 answer
  • Which structure is found in viruses, prokaryotic cells, and eukaryotic cells?
    13·1 answer
  • In the ABO series, the gene for blood type O is , while A and B are genes, and AB is .
    12·1 answer
  • What is a mammal and why are they called mammals
    14·1 answer
  • Identify the structures a virus can contain.
    10·2 answers
  • The motion of objects can be quite complex. The motion of this frog is an example, Suppose that the frog moves from one lily pad
    11·2 answers
  • What is the relationship between the climate of a biome and the organisms that live there?
    6·1 answer
  • In order for our cells to metabolism N2 into 2NH3, a total of _____________ ATP is required.
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!