DAD EDUCATIVA..San Antonio FECHA
1.
Lee bien las siguientes preguntas y responde o marca el inciso correcto
1. Las proteínas son una de las moléculas orgánicas más abundantes en los
sistemas vivos y tanto sus estructuras como sus funciones, varian mucho,
todas las proteinas se componen de una o más cadenas de aminoácidos.
¿Cuál es la composición química?
grupo carboxilo
0
OH
grupo amino
НО
H
N-C-C-0-H
H !
R
carbono alla
A)
B)
0
C=0
C)
O=C
2. Se encuentra presente en alimentos como la carne, pescado, huevo y
productos lácteos ¿Qué produce el déficit de la Isoleucina del aminoácido?
A) Indigestión
B) Trastornos mentales y físicos, la depresión.
C) Productos lácteos​

An ecosystem is shown in the illustration. assume that human activities have led to a decrease in the number of eagles. a virus attack on rabbits has led to a decrease in their population in the ecosystem. which two sentences describe likely effects on the ecosystem? 1. there’s an increase in the number of snakes and insects and a decrease in the number of frogs. 2. there’s an increase in the number of snakes and insects, and the storks face increased competition for food. 3. there’s an increase in the number of storks and a decrease in the number of snakes and insects. 4. there’s an increase in the number of frogs and a decrease in the number of storks and insects. 5. there’s a decrease in the number of snakes, insects, and frogs.

Arecipe calls for 2 cups of flour to make a cake. you look in the stock room and see a bag of flour that has a tag that says this bag contains 25 cups of flour. how many complete cakes could you make from this bag of flour?

Abacterium was found to contain a sequence of atcgggatcct in its genome. a few generations later, the sequence was found to be atcatcct. what type of mutation caused this change in the bacteria? a. duplication b. insertion c. inversion d. translocation