If you draw a dot on a piece of paper and move it slowly towards you with both eyes open, the dot eventually disappears due to your blind spot.

Indicate whether the statement is true or false


Ans: False

Biology & Microbiology

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A protonema

(a) is part of the sporophyte generation of a moss. (b) is the product of spore germination of a moss. (c) looks very much like a filamentous brown alga. (d) produces the sporophyte when a bud grows from it

Biology & Microbiology

Four of the five answers listed below are related to the structure of DNA and/or its composition. Select the EXCEPTION.

a. protease b. double helix c. polymerase d. phosphate e. deoxyribose

Biology & Microbiology

Respond to statements 146–150 in reference to the five animal

phyla listed below. a. Porifera b. Cnidaria c. Platyhelminthes d. Nematoda e. Annelida D 146. Members of this phylum have a pseudocoelomic cavity. D 147. Members of this group have a brain with nerve cords, have a saclike or branched gut, and lack a circulatory system. M 148. Members of this phylum have a brain with a ventral nerve cord, a complete gut, and a circulatory system that is usually closed. E 149. This phylum contains the most primitive species of the animal kingdom in the list. M 150. Tapeworms are members of this phylum.

Biology & Microbiology

The phase of mitosis that is characterized by the arrangement of all chromosomes along the equator of the cell is called

A.) telophase B.) metaphase C.) anaphase D.) prophase

Biology & Microbiology