Choose the One Most Appropriate Answer for Each

question 89

Multiple Choice

Choose the one most appropriate answer for each.
-lignin

• A)gives rise to the outermost layer during secondary growth in older stems
• B)transfer sugars into sieve elements
• C)vascular tissue in the root
• D)living cells that conduct sugars and other organic solutes
• E)a layer of specialized parenchyma one or two cells thick in the vascular cylinder that gives rise to lateral roots
• F)clusters of strands containing xylem, phloem, and vascular cambium
• G)substance in xylem cells that give support to upright stems
• H)cells that support soft tissues in fruits and toughen seed coats and nut shells
• I)the principal photosynthetic region of a leaf
• J)regions of undifferentiated cells that can divide rapidly
• K)bottom layer of photosynthetic parenchyma in a leaf with large air spaces between the cells

---

Definitions:

Blastocyst

An early stage of embryonic development in mammals; a structure formed in the early development of mammals. It possesses an inner cell mass, which subsequently forms the embryo.

Conception

The process of fertilization where a sperm cell unites with an egg cell, leading to the formation of a zygote.

Dependency

A state of relying on or being controlled by someone or something else.

Cultural Transmission

The process by which norms, values, knowledge, and skills are passed from one generation to the next within a society.