Answer: True
Secondhand smoke is produced from the burning of the tobacco products such as cigars, cigarettes, bidis and pipes. This is smoke which is breathed out or exhaled by the smoking person. The smoke includes toxic gases. Smoking in the enclosed spaces such as homes, workplaces can be hazardous for the smoker as well as for the people present surrounding him or her. An appreciable amount of secondhand smoke in an enclosed space can cause ear infections, asthma attacks, respiratory attacks such as coughing, sneezing and labor breathing, respiratory infections such as pneumonia and bronchitis and a greater risk of sudden infant death is also associated with it.
On the basis of above description, the secondhand smoke is more dangerous in enclosed spaces is true.
True. Secondhand smoke, also known as passive or involuntary smoking, is more dangerous in enclosed spaces.
When someone smokes, the smoke released contains numerous harmful chemicals, including carcinogens, toxic particles, and gases. When this smoke is released into the air, it can linger and accumulate in enclosed spaces, leading to increased exposure for non-smokers in the vicinity.
In enclosed spaces like homes, cars, bars, restaurants, or other indoor areas with poor ventilation, the concentration of secondhand smoke can become significantly higher than in open, outdoor areas. Prolonged exposure to secondhand smoke in such environments poses serious health risks, particularly for vulnerable individuals such as infants, children, pregnant women, elderly people, and those with pre-existing respiratory or cardiovascular conditions.
Research has shown that secondhand smoke exposure can cause a wide range of health problems, including respiratory issues (such as asthma exacerbation and respiratory infections), heart disease, stroke, lung cancer, and even sudden infant death syndrome (SIDS) in infants.
To protect public health, many countries and regions have implemented smoking bans in enclosed public spaces and workplaces to reduce secondhand smoke exposure and its associated health risks. Encouraging smokers to smoke outdoors or in well-ventilated areas can help minimize the impact of secondhand smoke on non-smokers' health.
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Answer:
The correct answer would be :
b. Microbes can be blocked from accessing favorable growth environments.
d. Microbial life can be destroyed by heat.
e. Microorganisms can be present in nonliving matter, such as air, liquids, and solids.
g. Pasteur's observations support the theory of biogenesis.
Explanation:
Pasteur's experiment with s-shaped neck flasks indicated that organisms can't emerge from nonliving materials under the conditions that existed on Earth during his lifetime.
It helps in testing the role of airborne contaminants in producing microbes in the nonliving matter by the biogenesis theory. His experiment showed and supports that heat can kill or destroy microbial life.
Thus, the correct answer would be - b., d, e., and g.
Pasteur's experiments using S-shaped neck flasks led to several conclusions: microorganisms can be blocked from accessing favorable growth environments, microbial life can be destroyed by heat, microorganisms can be present in nonliving matter, and Pasteur's observations support the theory of biogenesis.
Pasteur's experiments using S-shaped neck flasks led to several conclusions:
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B. incomplete dominance
C. multiple alleles
D. polygenic
Answer:
The most appropriate polygenic.
Polygenic trait refers to the trait which is controlled by two or more genes.
For example, height and skin color.
In the given breed, the phenotype of fur color is controlled by the interaction of two genes; gene B and gene E.
Thus, it is an example of polygenic inheritance.
Answer: the answer is c heterozygous
Explanation:
B. issuing bonds
C. private donations
D. loans
E. grants
Answer:
The best answer to the question: Select from the following the capital sources for corporations, would be: All, except for E. This means A, B, C, and D.
Explanation:
Businesses, be them small ventures, or big corporations, are always in need of financial liquidity and cash flow in order to function. To be able to have such a flow, and according to research done on FAO websites, there are several ways in which corporations may increase the availability of funds to increase their activities. These sources are: capital market participation through stock issuing and bond issuing, private donations (although these are more common for foundations and non-profits), definitely through bank loans, which are among the most common means, and finally through government programs. Grants are very seldom, if ever, a source for capital, and definitely not in corporations. This is why it is the one excluded from the answer choices.
The correct answer is actually all of the above EXCEPT for E.
So,
A, B, C, D. are the correct answers.
A.
TUC GCT
B.
ATG CGA
C.
UAC GCU
D.
TAC GCT
The complementary DNA strand for the given DNA strand "ATG CGA" would be "TAC GCT". Therefore, option (D) is correct.
When DNA is transcribed to mRNA, it follows the base-pairing rules where Adenine (A) pairs with Uracil (U), and Cytosine (C) pairs with Guanine (G).
However, in the question, we are asked about the complementary DNA strand, where Adenine (A) pairs with Thymine (T), and Cytosine (C) pairs with Guanine (G). Therefore, to find the complementary DNA strand, we need to replace each base with its complementary base.
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B) Different species share the same space.
C) A population is divided.
D) A major change on earth takes place.
2. Which of the following must be true of their individuals if two populations are no longer the same species?
A) They do not have any of the same genes.
B) They do not share any of the same space.
C) They do not resemble each other at all.
D) They cannot reproduce successfully with each other.
3. How does speciation start to take place on a genetic level between two isolated populations?
A) Large numbers of mutations occur.
B) Allele frequencies change in different ways.
C) New genes are added to one group.
D) Recessive alleles become dominant.
The 3rd question is actually B. Allele frequencies change in different ways