Both of the above, is the correct answer
The answer is tectonic waves. Tectonic referring to the plates that create earths surface.
Answer:
Haploid number of chromosomes.
Explanation:
Before fusion of sex cells i. e. sperm cells and egg cells, there are half number of chromosome present in each sec cell because in the sex cells meiosis occurs. Meiosis is a type of cell division in which a single parent cell divides into four daughter cells having haploid chromosome i. e. half number of chromosomes in each daughter cell. So when these sex cells fuse together, they form a diploid organism.
For children with most physical disabilities and
other health impairments, a common cause of academic difficulties is erratic or
irregular school attendance.
Class attendance or school attendance is very important
for your academic carrier because if you are not able to attend the class, you
did not learn anything, you did not finish your homework etc. and when the
exams came you did nothing. So, the children with physical disabilities or
other health issues mostly misses the class due to health issues, and this
irregular attendance causes difficulties in academic carrier.
<span> </span>