What environmental changes affected the evolution of reptiles?

1 answer:

7 0

Earth went through a period of hot and also dry conditions and a wide spread drought.These conditions favored reptiles and therefore causing them to evolve during those conditions. Hope this helps :)

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Relation of animal and plants in ecosystem need more explanation plss

olasank [31]

Answer:

Plants and animals depend upon each other as mutual interdependence is must for their survival. Plants provide shelter for animals and they make oxygen for the animals to live. When animals die they decompose and become natural fertilizer plants. Plants depend on animals for nutrients, pollination and seed dispersal.

4 0

2 years ago

Match the food item to its nutrient group

ss7ja [257]

Macronutrients can be defined as the compounds which can be found in large quantities in the human diet. Majority of the energy for the functioning of the body is derived from these macronutrients. These includes the fats, carbohydrates, and the proteins.

Micronutrients can be defined as the compounds which are required by the body in small quantities, but they are essential for the proper growth of the body. These includes the vitamins and minerals.

Hence, the given food and the nutrient groups can be matched as follows:

Macronutrients - Carbohydrates, proteins, fats.

Micronutrients - Zinc, calcium.

4 0

3 years ago

How does gene flow exactly pertain to change in gene frequency

slamgirl [31]

In humans gene flow usually comes about through the actual migration of human populations, either voluntary or forced. Although gene flow does not change allele frequencies for a species as a whole, it can alter allele frequencies in local populations.
Hopefully this helps.

7 0

3 years ago

If a cell was observed under the microscope and found to have a rigid cell wall and be green in color that cell is most likely a

sergejj [24]

Answer:

A plant cell is your answer

Explanation:

prosses of elimination

animal cell - dose not have a cell wall

algae cell - its cell wall has more of a bubblelike appearance

bacterium cell - cell wall is not rigid, and color can vary it has more of a lose thread type look.

plant cell - has a green cell wall that is rigid <--- this is your answer

8 0

2 years ago

Breathing involves the movement of diaphragm and Rib cage true or false

Elza [17]

Answer:

Explanation:

It's a true statement as,

When we inhale the diaphragm moves downwards and the rib cage moves upwards and outwards to let enter the outside air containing oxygen come in.
While we exhale the diaphragm comes to its position and the rib cage move downwards and inwards to let out the inside carbon-dioxide and other games out.

Hence, we can conclude that breathing involves the movement of diaphragm and Rib cage.

4 0

3 years ago