Many cells use tiny projections of their plasma membrane called ________ to increase the surface area relative to cell volume
Fill in the blank(s) with correct word
microvilli
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Answer the following statements true (T) or false (F)
1.Mammals that lay eggs are marsupials.
2.Main animal groups are noted at the right. Names diverging at each node are morphological or body form names. Note that the animal traits key to distinguishing the groups and body forms are not shown.
3.The vegetative parts of plants are those involved in reproduction.
4.The aboveground portion of the plant is called the shoot.
5.Grasses and other monocots usually have fibrous root systems.
Blood displays a bright red color when
A) oxygen is released by hemoglobin as blood travels through capillaries. B) four oxygen molecules bind to hemoglobin to create oxyhemoglobin. C) plasma albumin levels increase as blood goes through the lungs. D) carbon dioxide binds to the heme group of hemoglobin. E) deoxyhemoglobin is formed in blood plasma.
The folding of a polypeptide into a three-dimensional shape is its (secondary/tertiary/quaternary) structure
What will be an ideal response?
If birds do not reproduce during winter, why are eggs always available in the grocery store?
What will be an ideal response?