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brilliants [131]
3 years ago
11

Would we have the Same countries If Pangea existed? And would we look the same?explain please

Biology
1 answer:
Natalija [7]3 years ago
8 0
I don’t think we would have the same countries. i feel like everything would be connected, like maybe a few really big countries instead of hundreds of different countries. i feel we would look different that how we already look because there would be more of different type of people around each other, resulting in mixed race reproducing.
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How does refraction and reflection of light waves help explain the production of a rainbow after a thunderstorm
Ray Of Light [21]

Answer:

White light is made up of different colors. When white light enters water (like moisture in the air) it is bent (refracted). However the different colors are bent (refracted) by different amounts. So this different amount of bending has the effect of separating the white light into its colors and we see this as a rainbow.

Explanation:

7 0
4 years ago
Are gender traits completley a result of societal expectatcions ?
Romashka [77]
Typically gender expression is heavily influenced by societal norms, but there are some traits that have been proven to be influenced my genetic makeup of males vs females. For example, girls tend to be drawn to more artistic expression because of the cone/rod ratio of their eyes, where as males have better perception of depth and speed, so they gravitate towards faster sports and race cars. Obviously this only has partial influence. Individuals have always ventured outside gender roles and norms. Some men express are in touch with their femininity and express it despite the stigma, and some women have more ‘male inclined’ personality traits. Of course, large political, philosophical, and religious movements have more impact, such as the feminist movement in the late 1960s-70s pushing females to act less in the traditional frame.
7 0
3 years ago
When an enzyme is outside the temperature range, pH range, or both in which it normally functions, what happens to cause it to n
lozanna [386]

Answer:

The increase in temperature reflects an increase in the kinetic energy of the molecules, which favors the collision between the enzyme and substrate molecules. If the optimum pH changes, the conformation of the enzyme is altered and the substrate cannot enter its active site.

Explanation:

The relationship between pH and activity depends on the acid-base behavior of the enzyme and the substrate itself. Substrate and enzyme (active center) can contain acidic and basic functional groups, their degree of dissociation being dependent on pH, which will determine, among other aspects, the conformation of the protein, the binding capacity of the substrate to the active center of the enzyme and the transformation capacity of the substrate. The rate of an enzymatic reaction varies with increasing temperature. Such dependence reflects a double effect of temperature: positive at low values, due to the general increase that the speed of any chemical reaction experiences as temperature increases, and negative at high values, due to the thermal denaturation of the enzyme. That is, the speed of an enzymatic reaction increases as the temperature increases within a certain range, reaching a maximum value at the so-called optimal temperature. At higher values ​​the activity decreases because the enzyme, like any other protein, undergoes denaturing processes and, therefore, inactivation.

6 0
3 years ago
Where are nonpolar amino acids of a protein more likely to be found? check all that apply?
Reptile [31]
They are buried in the core of the structure.
7 0
3 years ago
A tall plant (TT) is crossed with a short plant (tt). What is the genotype?
neonofarm [45]

Answer: TT: 1/4; Tt: 2/4;tt: 1/4

Explanation:

The Punnett square is a diagram that is used in the predictions of genotypes. In this scenario, if we have a tall plant (TT) is crossed with a short plant (tt), after using the Punnett square, the genotype that we will get are as follows:.

TT, Tt, Tt, tt

Therefore, the correct option is option D "TT: 1/4; Tt: 2/4;tt: 1/4

6 0
3 years ago
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