The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time squence came from the studies by ?

✅ A. Few millimeter wide to more than one meter tall

Option A: Few millimeter wide to more than one meter tall Option B: Few centimeter wide to more than one meter tall Option C: Few decimeter wide to more than one meter tall Option D: One meter wide to more than millimeter tall. Correct Answer : Few millimeter wide to more than one meter tall Read more

✅ B. Chatton

Option A: Whittaker Option B: Chatton Option C: Haeckel Option D: Margulis and Schwartz Correct Answer : Chatton Read more

✅ B. Decreases

Option A: Increases Option B: Decreases Option C: Does not effect Option D: Increases or decreases depending upon individual enzyme Correct Answer : Decreases Read more

✅ C. Tropomyosin gets removed from the binding sites of actin filaments.

Option A: Binding sites of actin get attached to the myosin hea Option B: Troponin uncovers the actin binding sites. Option C: Tropomyosin gets removed from the binding sites of actin filaments. Option D: Ca2+ goes back inside sarcoplasmic reticulum. Correct Answer : Tropomyosin gets removed from the binding sites of actin filaments. Read more

✅ C. Nucleolus

Option A: Cytoplasm Option B: Nucleus Option C: Nucleolus Option D: Endoplasmic reticulum Correct Answer : Nucleolus Read more

✅ B. CO2

Option A: O2 Option B: CO2 Option C: H2O Option D: light energy Correct Answer : CO2 Read more

✅ C. 80 S

Option A: 100 S Option B: 90 S Option C: 80 S Option D: 70 S Correct Answer : 80 S Read more

✅ A. Outer surface of neuron is more positive

Option A: Outer surface of neuron is more positive Option B: Inner surface of neuron is more positive Option C: Both of these surfaces are equally positive Option D: none of these. Correct Answer : Outer surface of neuron is more positive Read more