Water molecules enter plant epidermal cells by: a) osmosis b) active transport c) translocation d) transpiration

Water molecules enter plant epidermal cells by: a) osmosis b) active transport c) translocation d) transpiration
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ANSWER: A -- OSMOSIS
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Aminoglycoside antibiotics have the following property common to all members: A. They are primarily active against aerobic gram negative bacilli B. They are more active in acidic medium C. They readily enter cells and are distributed in total body water D. They are nearly completely metabolized in liver

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Last Answer : It forms a boundary between the plant and the external environment. The epidermis serves several functions: it protects against water loss, regulate gas exchange, secretes metabolic compounds, and (especially in roots) absorbs water and mineral nutrients.

Epidermal cells definition -Biology

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Epidermal cells are sloughed off from the -Biology

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Which epidermal cells are also called prickle cells? -Biology

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Last Answer : Stratum spinosum, 8-10 cell layers, also known as the prickle cell layer contains irregular, polyhedral cells with cytoplasmic processes, sometimes called “spines”, that extend outward and contact neighboring cells by desmosomes. Dendritic cells can be found in this layer.

Why is it important that epidermal cells are thin? -Biology

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Last Answer : The epidermal cells of root are thin walled because they are mostly involved in the uptake of water and mineral salts.

Why epidermal cells are important to a leaf? -Biology

Description : Why epidermal cells are important to a leaf? -Biology

Last Answer : Epidermis, in botany, outermost, protoderm-derived layer of cells covering the stem, root, leaf, flower, fruit, and seed parts of a plant. The epidermis and its waxy cuticle provide a protective barrier against mechanical injury, water loss, and infection.

What is the function of dead epidermal cells? -Biology

Description : What is the function of dead epidermal cells? -Biology

Last Answer : answer:

Waterproofing protein found in the epidermal cells -Biology

Description : Waterproofing protein found in the epidermal cells -Biology

Last Answer : answer:

The brown-black pigment of the skin that is transferred to other epidermal cells and gives the skin its color is called A. albumin B. collagen C. keratin D. melanin

Description : The brown-black pigment of the skin that is transferred to other epidermal cells and gives the skin its color is called A. albumin B. collagen C. keratin D. melanin

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Grey hair is caused due to – (1) aging of epidermal cells (2) death of dermal cells (3) loss of sebum in epidermal cells (4) loss of melanin in epidermal cells

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In leaves of C4 plants, malic acid synthesis during CO2 fixation occurs in (a) bundle sheath (b) guard cells (c) epidermal cells (d) mesophyll cells

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In land plants, the guard cells differ from other epidermal cells in having (a) cytoskeleton (b) mitochondria (c) endoplasmic reticulum (d) chloroplasts.

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Last Answer : (d) chloroplasts.

Hair present in the skin are (a) epidermal in origin and made of dead cells (b) epidermal in origin and made of living cells (c) dermal in origin and made of living cells (d) dermal in origin and made of dead cells.

Description : Hair present in the skin are (a) epidermal in origin and made of dead cells (b) epidermal in origin and made of living cells (c) dermal in origin and made of living cells (d) dermal in origin and made of dead cells.

Last Answer : (a) epidermal in origin and made of dead cells

Specialised epidermal cells surrounding the guard cells are called (a) bulliform cells (b) lenticels (c) complementary cells (d) subsidiary cells

Description : Specialised epidermal cells surrounding the guard cells are called (a) bulliform cells (b) lenticels (c) complementary cells (d) subsidiary cells

Last Answer : d) subsidiary cells.

Mention any two characteristics of epidermal cells?

Description : Mention any two characteristics of epidermal cells?

Last Answer : Answer. It forms the outermost layer of the leaves. Stomata are embedded in epidermal cells.

The special modified epidermal cells surrounding stomatal pore are called (1) Epithelial cells (2) Guard cells (3) Subsidiary cells (4) Accessory cells

Description : The special modified epidermal cells surrounding stomatal pore are called (1) Epithelial cells (2) Guard cells (3) Subsidiary cells (4) Accessory cells

Last Answer : Guard cells

Grey hair is caused due to (1) aging of epidermal cells (2) death of dermal cells (3) loss of sebum in epidermal cells (4) loss of melanin in epidermal cells

Description : Grey hair is caused due to (1) aging of epidermal cells (2) death of dermal cells (3) loss of sebum in epidermal cells (4) loss of melanin in epidermal cells

Last Answer : loss of melanin in epidermal cells

Lenticels are involved in (a) food transport (b) photosynthesis (c) transpiration (d) gaseous exchange

Description : Lenticels are involved in (a) food transport (b) photosynthesis (c) transpiration (d) gaseous exchange

Last Answer : (d) gaseous exchange.

When water enters in roots due to diffusion, is termed as (a) osmosis (b) passive absorption (c) endocytosis (d) active absorption.

Description : When water enters in roots due to diffusion, is termed as (a) osmosis (b) passive absorption (c) endocytosis (d) active absorption.

Last Answer : (b) passive absorption

The functions of plasma albumin are (A) Osmosis (B) Transport (C) Immunity (D) both (A )and (B)

Description : The functions of plasma albumin are (A) Osmosis (B) Transport (C) Immunity (D) both (A )and (B)

Last Answer : Answer : A

The functions of plasma albumin are (A) Osmosis (B) Transport (C) Immunity (D) both (A )and (B)

Description : The functions of plasma albumin are (A) Osmosis (B) Transport (C) Immunity (D) both (A )and (B)

Last Answer : (A) Osmosis

Root pressure develops due to (a) passive absorption (b) active absorption (c) increase in transpiration (d) low osmotic potential in soil.

Description : Root pressure develops due to (a) passive absorption (b) active absorption (c) increase in transpiration (d) low osmotic potential in soil.

Last Answer : (b) active absorption

The principal pathway of water translocation in angiosperms is (a) sieve cells (b) sieve tube elements (c) xylem vessel system (d) xylem and phloem

Description : The principal pathway of water translocation in angiosperms is (a) sieve cells (b) sieve tube elements (c) xylem vessel system (d) xylem and phloem

Last Answer : a) sieve cells

Which of the following statement(s) is/are true concerning the cell plasma membrane? a. The plasma membrane is composed of amphipathic molecules b. The hydrophobic core of the lipid bilayer of the cell membrane contains specialized transport proteins which maintain the intracellular ionic milieu different from the extracellular fluid c. Plasma membrane proteins extend externally and bear phospholipid moieties which contribute to the cell coat d. The membrane proteins of nerve cells are highly voltage-dependent

Description : Which of the following statement(s) is/are true concerning the cell plasma membrane? a. The plasma membrane is composed of amphipathic molecules b. The hydrophobic core of the lipid bilayer of the ... contribute to the cell coat d. The membrane proteins of nerve cells are highly voltage-dependent

Last Answer : Answer: a, b, d The plasma membrane defines the boundary of the cell and serves to contain and concentrate enzymes and other macromolecule constituents. The plasma membrane is ... and bear carbohydrate moieties primarily as oligosaccharide chains that contribute to the cell coat or glycocalyx

Function of companion cells is (a) providing energy to sieve elements for active transport (b) providing water to phloem (c) loading of sucrose into sieve elements by passive transport (d) loading of sucrose into sieve elements.

Description : Function of companion cells is (a) providing energy to sieve elements for active transport (b) providing water to phloem (c) loading of sucrose into sieve elements by passive transport (d) loading of sucrose into sieve elements.

Last Answer : (d) loading of sucrose into sieve elements.