Answer:
The double helix describes the appearance of double-stranded DNA, which is composed of two linear strands that run opposite to each other, or anti-parallel, and twist together. Each DNA strand within the double helix is a long, linear molecule made of smaller units called nucleotides that form a chain.
Explanation:
Answer:
According to the New York Longitudinal Study, at <u>3 months</u> of age can infants' temperaments first be classified?.
Explanation:
New York Longitudnal Study includes the investigations of the direct observation and interviews with the parents about their children.
It was started in 1960s.
By <u>3 months</u> they found four categories of temperament :
1) Easy
2) Difficult
3) Slow-to-warm-up.
4) Hard to classify.
Hence According to the New York Longitudinal Study, at <u>3 months</u> of age can infants' temperaments first be classified
Answer:
Because these organs excretes mucus, spit, cough, etc. as waste product .
Explanation:
Nose and mouth are also called excretory organs. why?
Cells belonging to Prokaryotic domain(s) generally which have the cell wall but lack organelles
The Prokaryotes are the organisms whose cells lack of the nucleus and the other organelles. Prokaryotes are mainly divided into two distinct groups: such as the bacteria and the archaea, which the scientists believe that have the unique evolutionary lineages. Most of the prokaryotes are small, a single-celled organisms that have the relatively simple structure.
The Prokaryotes are the single celled, the microscopic entities. They have neither have specialized organelles nor the prominent nucleus with the membrane. Examples of the prokaryotes that include the cyanobacteria, E. coli, the mycoplasma etc.
To know more about Prokaryotic visit:
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