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Hace 4 días · 08 DE MAYO DE 2022 · 10:00. Hugo de Vries (1848-1935). Uno de los principales defensores del darwinismo de la segunda mitad del siglo XIX, el biólogo alemán August Weismann (1834-1914) elaboró...
Hace 5 días · The results of these studies showed no evidence in support of the existence of Darwin's gemmules. In another study, German scientist August Weismann demonstrated that the injury induced by cutting the mice tails, was not passed on to the offspring.
24 de may. de 2024 · Westermarck’s introductory lectures in sociology focus especially on ‘social institutions’ and ‘legal relationships’, defined as ‘relationships between individuals regulated by society through customs or laws’. The lectures dealt with the family, different forms of marriage, and legal relationships within the family.
Hace 4 días · Since the work of August Weismann on germ-plasm theory in biology and of Julian Huxley on the nature of the individual in evolutionary theory, the various species of green algae belonging to the family Volvocaceae have been recognized as important ones in the study of evolutionary transitions from uni- to multicellular life.
Hace 4 días · August Weismann . 6. Which gene editing tool is commonly used in crops? TALEN ZFN CRISPR-Cas9 RNAi. 7. RNAs that catalyze biological reactions, such as ...
Hace 1 día · QUÍMICA.- Los seres vivos están constituidos por materia, por lo tanto de átomos y moléculas. Las reacciones químicas que suceden en nuestros cuerpos (metabolismo) es competencia de química. Ejemplo: la descomposición de los cuerpos (materia), la digestión de los alimentos.FÍSICA.- Todas las leyes de la física se pueden aplicar a los fenómenos naturales.MATEMÁTICAS. Es la …
Hace 4 días · 2. **August Weismann’s Germ Plasm Theory (1883)**: Weismann proposed that inheritance is carried by germ cells (sperm and egg), not by somatic cells (body cells). This theory suggested that environmental influences and previous mates could not alter the genetic material passed to offspring. 3.
