Because they don't need them. Cell walls, which are found in plant cells, maintain cell shape, almost as if each cell has its own exoskeleton. This rigidity allows plants to stand upright without the need for bones .
Answer:
The net force will be →20 N.
Explanation:
Given data:
F = 30 N
F = 10 N
ΣF = ?
Solution:
Formula:
ΣF = + F - F
ΣF = 30 N - 10 N
ΣF = 20 N
The net force will be →20 N.
Answer:
D) How do living things get energy?
G) How are living things related?
F) Where do living things make their home?
Explanation:
Different types of organisms are present on this Earth which interact with both abiotic and biotic factors and influence the nature of the environment. So there is a need to study the living organisms in which the first thing is to arrange the living organism by a process called classification.
The questions that are necessary to classify the organisms include related to the mode of energy or nutrition, the relation between various species at the morphological and molecular level, the habitat. The relationship between the organism is a very important aspect as it makes the classification easily according to their similarities and dissimilarities.
Thus, the selected options are the correct answer.
