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9 Answered Questions for the topic life science

Life Science Anatomy Physiology

09/10/19

health issue in pakistan

a lot of health issue in Pakistan silent killer called hypertension, rate of hypertension increase day by day which are the root of cardiovascular disease how we control hypertension?
Life Science Biology

08/09/19

Compare and contrast two such stabilizing mechanisms in humans that are under hormonal control and two that are not.

In order to remain healthy, humans must be able to keep their bodies in a stable condition even when the outside environment is very different. Sometimes hormones are used to accomplish this but... more
Life Science Biology

08/09/19

Gamete formation and fertilization in angiosperms

Explain what is different about gamete formation and fertilization in angiosperms (compared to vertebrates) that results in the fruit containing triploid endosperm when triploid tissues are not... more
Life Science Biology

08/09/19

What purpose is served by the pulmonary arteries mammals have versus those of amphibians?

Compare and contrast a mammal’s blood circulation and a frog’s blood circulation that results in only deoxygenated blood in the pulmonary arteries of a mammal but partially oxygenated blood in the... more
Life Science Biology

08/09/19

Mitosis and meiosis in hybrid animals

Consider two closely related species—Species A and Species B. Species A and B will mate with each other in captivity, and often produce healthy offspring. However, the hybrid offspring are usually... more
Life Science

01/12/19

This is an easy one, I'm just bad at math.

If 100 grams of cocoa powder have 430 calories, how many calories do 7 grams of cocoa have?

09/14/17

Jasmine bought two dozen roses for $31.20. How much did she pay per rose?

I have no idea what I am doing....................some please help me
Life Science Science

05/23/17

Dinosaurs became extinct nearly 65 million years ago...

Dinosaurs became extinct nearly 65 million years ago...    Q1: Define mass extinction. An: I got no idea. please help.   Q2: State a type of evidence that suggests dinosaurs once existed. An:... more
Life Science

05/09/17

nitrogen fixing bacteria

 Where does nitrogen fixing bacteria live? Is it root hairs or root nodules?

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