Why is growth depressed when a diet has adequate protein but lacks folic acid (or vitamin b12) ?

What is the difference between self-pollination and cross-pollination? Question 2 options: Self-pollination leads to the creation of a fruit. Cross-pollination does not. During cross-pollination, ovules are carried from one plant to another plant ...

Which statement is true? Stomata, when closed, allow CO2 to diffuse into plants. Stomata are important in terrestrial plants because they allow CO2 to diffuse into the plant. Stomata are not important in algae because they do not need CO2.

Which of the following statements is true regarding specialization among cells? a. All cells specialize to some degree. b. Specialization leads to greater autonomy among cells. c. Specialized cells may lose the ability to reproduce. d.

Why is genetic variation necessary for natural selection to occur?

Which process of sedimentary rock formation occurs last? cementation compaction deposition erosion

A severe storm has churned up the water and defines the along a coastline, causing the water to appear cloudy. How would this most likely affect the marine ecosystem?

The polarity of the water molecule is the result of

How do chemical stains make light microscopes more useful

An antenatal G2, T1, P0, A0, L1 client is discussing her postpartum plans for birth control with her health care provider. In analyzing the available choices, which factor has the greatest impact on her birth control options

In order to prevent the possibility of venous stasis, a nurse is teaching a surgical client how to perform leg exercises.