Answer:
Black bear
Explanation:
im the original answer (just in case somebody says otherwise)
Answer:
Environmental factors can alter gene expression, cell signalling and cell differentiation.
Explanation:
- Environmental factors can change, stop or disrupt the process of cell signalling and gene expression in organisms.
- The environmental factors are drugs, chemicals, temperature, etc.
- With the effect of environmental factors, the organism will try to adapt to the environment by changing the internal process.
- In case of adaptation, some organism may survive to the changing environment but there is a risk of exhibiting defects and in some case, the result can be death.
I believe A. binary fission
Answer:
Option B, Beriberi
Explanation:
Thiamin is caused due to the deficiency of vitamin B-1 /thiamine whose chemical name is thiamine pyrophosphate. Thiamin is a water soluble vitamin which occurs naturally and is a very essential nutrient as it plays an important role in energy metabolism and hence regulate the growth, development, and function of cells
Thiamin is stored in liver for a short duration as its life is extremely short and thus it should be ingested regulary.
The deficiency of thiamin causes beriberi and thus food like whole grains, meat, fish breads, cereals etc. must be taken in sufficient amount regularly.