Answer:
Structures that are present in plant cells and animal cells are membrane-bound organelles. For example, nucleus, mitochondria, and/or chloroplasts are not present in bacteria.
Explanation:
This is because bacteria are prokaryotic cells while plants and animals are eukaryotic cells.
Prokaryotic cells lack membrane-bound organelles like eukaryotic cells. Prokaryotic cells do not have a nucleus or organelles like mitochondria and chloroplasts.
The answer would be C sand dune
Answer: C. scorpions have changed as a result of natural selection
Explanation:
The text tells us that scorpions today are now smaller than they were in the past. This means that the scorpions have changed since then i.e. they have evolved.
The primary reason for evolution is natural selection which refers to a situation whereby only the organisms that are better adapted in their species survive.
The conclusion that can be drawn from this research therefore is that we have smaller scorpions today because they stood a better chance of survival than the larger ones and so survived whilst the larger ones died out.
Answer:
A scale and a tape measure.
Explanation:
Use the tape measure to get the volume and the scale to get the mass.
Answer:
Option C. A person inherits chromosomes from just one parent.
Explanation:
Genetic disorders or diseases that are caused by errors that occur during meiosis is called down syndrome. It is also known as trisomy 21. In this disease the person inherits one extra pair of chromosomes from one of the parent i. e. Father or mother.
