The plasma membrane of the sea urchin egg has receptor molecules that are specific for binding acrosomal proteins .
<h3>What is plasma membrane ?</h3>
Plasma membrane is the outermost covering of the body which selectively permits the entry and exit of different type of materials .
Thus ,it is also called as selectively permeable membrane.it also separates the inner and outer environment of the cell .
It also helps in the diffusion process .
<h3>What are sea urchins ?</h3>
Sea urchins belongs to the animalia kingdom , Echinodermata Phylum, and Echinoidea class . they are small marine animals .Sea urchins are spiny , globular .
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Answer:
Gene splicing is a post-transcriptional modification in which a single gene can code for multiple proteins. Gene Splicing is done in eukaryotes, prior to mRNA translation, by the differential inclusion or exclusion of regions of pre-mRNA. Gene splicing is an important source of protein diversity.
Answer:
mass and volume
Explanation:
Matter is anything that has mass and takes up space
All parts of nonvascular plants must be near water because they have: B. tiny roots.
<h3>What is
photosynthesis?</h3>
Photosynthesis can be defined as a biological and chemical process through which living organisms such as green plants (autotrophs), transform light energy (sunlight) into stored chemical energy.
<h3>What is a
nonvascular plant?</h3>
A nonvascular plant can be defined as a species of low-growing, non-flowering plant that lacks specialized conducting channels, deep roots or vascular tissues (xylem and phloem) for the transportation of nutrients and absorption of water.
Generally, nonvascular plants usually possess tiny roots and the the dominant stage of their life cycle is the photosynthetic gametophyte. Some examples of a nonvascular plant include the following:
In conclusion, we can infer and logically deduce that all parts of nonvascular plants must be near water because they have tiny roots.
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Complete Question:
All parts of nonvascular plants must be near water because they have____
A) deep roots
B) tiny roots
C) large branches
D) Big leaves
Answer:
rabbits and humans share a common ancestor
