Year XXX, Issue 3, 2021<<Archive>>
From thе Rеsеаrch Lаborаtoriеs
GENERATION OF NO\(_2\) BY LEAD NITRATE PYROLYSIS: NEVER DO MODIFICATIONS A PRIMA VISTA
Generation of nitrogen dioxide is a well-known demonstration/experiment, usually performed by pyrolysis of Pb(NO\(_3\))\(_2\). In order to prevent obstructing the glass tubes or the test-tube where NO\(_2\) is generated, one may safely use a homogenized mixtur...
nitrogen dioxide; pyrolysis; lead(II) nitrate; sodium chloride; metathesis reaction
COMPUTATIONAL ANALYSIS OF THE MESSENGER RNA VARIANTS ENCODING TWO ISOFORMS OF THE HIGH-MOBILITY GROUP BOX 1 PROTEIN
High-mobility group box 1 protein (HMGB1) is a multifunctional nonhistone chromosomal protein. This widespread nuclear protein has a dual function-in the nucleus - it binds DNA and participates in practically all DNA-dependent processes. On the other hand, the...
high-mobility group box 1 protein; HMGB1; splicing; translation; isoforms
Nеw Approаchеs
MAIN DIDACTIC ASPECTS RELATED TO THE APPLYING OF STEM TECHNOLOGY IN SCIENCE EDUCATION
STEM technology is an innovative educational technology. It refers to development of the students’ intellectual abilities, to constructive and cognitive-researching activity and to technical work. There are presented basic didactic aspects, connected with the...
project-based learning; STEM technology; science education; 21st century skills
DEVELOPMENT OF THE HYPOTHESES FOR THE BIOCHEMICAL ORIGIN OF LIFE
Analyzes the main positions and critiques of leading hypotheses about the biochemical origin of life as a result of new achievements in natural sciences and technologies. Compares their basic characteristics in respect to proposed geochemical conditions and ar...
hypotheses; main stages and scientific data; abiogenic synthesis; evolution, genomics; LUCA