The answer to the question above is letter B. In humans, having freckles is the result of a dominate gene and not having freckles is a recessive trait. If the freckled man is homozygous and the woman doesn't have freckles then the child would have freckles.
- Translated from Portuguese language:
"The word atom has a Greek origin, meaning indivisible. Why was this term chosen to describe the particles that form matter? Is the atom really indivisible?".
Answer:
- An atom is termed as the basic unit for generating or creation of the different complex structures, as they are characterized by the different shapes and properties due to position or alignment of the different number of atoms inside the given parameters or are of the object.
- It was a belief in the early times that atom is not divisible further in to small sub atomic parts, this concept was improved by the experiments of the cathode ray tube etc.
Explanation:
- However, the atom is comprised of the following subatomic particles which are as follows:
- The nucleus is comprised of the protons(positrons) and neutrons.
- While, the outer region or the cloud is comprised of the electrons inside the different shells and orbits.
Answer: C). Photosynthesis depends on the presence of carbon dioxide.
Explanation: Photosynthesis is a process by which green plants use chlorophyll to manufacture their own food in the presence of carbon dioxide, water and sunlight. The products of photosynthesis are glucose and oxygen.
Answer:
Secondary sources are more useful than a primary source only when you are reporting, analyzing, discussing or interpreting a primary source.