A situação abordada na tira torna explícita a contradição entre a(s)
Questões relacionadas
- Física | 3.3 Calorimetria e Mudança de Fase
(FUVEST 2014 1° FASE) No sistema cardiovascular de um ser humano, o coração funciona como uma bomba, com potência média de 10 W, responsável pela circulação sanguínea. Se uma pessoa fizer uma dieta alimentar de 2500 kcal diárias, a porcentagem dessa energia utilizada para manter sua circulação sanguínea será, aproximadamente, igual a
Note e adote:
-> 1 cal = 4 J
- Biologia | 9.2 Histologia Vegetal
(Udesc) Existem diferenças entre a organização das estruturas dos vegetais. Em relação ao enunciado, relacione as colunas
1. Epiderme e súber
2. Colênquima e esclerênquima
3. Vasos lenhosos e liberianos
4. Parênquima amilífero e parênquima clorofiliano
( ) são tecidos de assimilação e reserva dos vegetais.
( ) são tecidos de condução de seiva dos vegetais.
( ) são tecidos de revestimento e proteção dos vegetais.
( ) são tecidos de sustentação dos vegetais.
Assinale a alternativa que contém a sequência correta, de cima para baixo
- Biologia | 3.4 Ácidos Nucleicos
(UPF) Celulose, esteroides, RNA e albumina são exemplos dos seguintes tipos de moléculas orgânicas, respectivamente:
- Língua Inglesa | 1.4 Reading Strategies
1 What is beauty? Define beauty? One may as well dissect a soap bubble. We know it when we see it - or so we think.
2 Philosophers define 1it as a moral equation. What is beautiful is good, said Plato. Poets look for high standards. Beauty is truth, truth is beauty, wrote John Keats.
3 Science examines beauty and pronounces it a strategy. "Beauty is health", a psychologist tells me. "It's a sign saying 'I'm healthy and fertile. I can pass on your genes.'"
4 At its best, beauty celebrates. From the painted Txikão Indian in Brazil to Madonna in her metal bra, humanity likes to abandon its everyday look and masquerade as a more powerful, romantic, or sexy being.
5 At its worst, beauty discriminates. Studies suggest attractive people make more money, get more attention in class and are seen as 2friendlier. We do judge people by their looks. In an era of feminist and politically correct values, not to mention the belief that all men and women are created equal, the fact that all men and women are not - and that some are more beautiful than others - disturbs, confuses, 3even angers.
6 The search for beauty is 4costly. 7In the United States last year people spent six billion dollars 8on fragrance and another six billion on make up. In the mania to lose weight 20 billions were spent on diet products and services - in addition to the billions that were paid out for health club memberships and cosmetic surgery.
7 The sad, sometimes ugly side of beauty: In a 1997 magazine survey, 15 percent of women and 11 percent of men sampled said they'd sacrifice more than five years of their life to be at their ideal weight. According to one study, 80 percent of women are dissatisfied with their bodies. In one of its worst manifestations, discontent with one's body can wind up as an eating disorder, such as anorexia or bulimia. Both can be fatal. 5Today eating disorders, once mostly limited to wealthy Western cultures, occur around the world, in countries as different as Fiji, Japan and Argentina.
8 The preoccupation with beauty can be a neurosis, and yet there is something therapeutic about paying attention to how we look and feel. "People are so quick to say beauty is superficial", says Ann Marie Gardner, beauty director of "W" magazine. "They're fearful. They say: 'It doesn't have substance.' What many don't 6realize is that it's fun to reinvent yourself, as long as you don't take it too seriously".
"Today" (ref.5) can be substituted by all the alternatives EXCEPT
- Biologia | 11.5 Sistema Nervoso
O mal de Alzheimer era considerado uma doença que surgia devido à degeneração das células do hipocampo, área cerebral da qual dependem os mecanismos da memória. No entanto, pesquisadores italianos publicaram estudo na revista Nature Communications, em abril de 2017, no qual afirmaram que o mecanismo de origem da doença está na área tegmental ventral, onde é produzida a dopamina.
Fonte: http://www.jornalciencia.com/pesquisadoresitalianos-podem-ter-descoberto-a-causa-do-alzheimer/
Em relação ao sistema nervoso, é correto afirmar que