Answer:
C. Water freezes and thaws inside rock cracks, causing them to widen and then split.
Explanation:
When water gets in the crack at the bottom and freezes, frost wedging occurs.
Frost wedging happens when water gets in crack, freezes, and expands. This process breaks rocks apart. When this process is repeated, cracks in rocks get bigger and bigger (see diagram below) and may fracture, or break, the rock.
1. The chemical equation for photosynthesis is shown below is incomplete
6H20 + ______________ energy C6 H12 O6 + ________________
Plant pigment
a) Complete the equation in either all words or all symbols.
b) Name the plant pigment necessary for this reaction
2.
Name the tissues labelled A………………….., B………………… and C…………………..(3M)
3. Complete the table by matching each of the described functions to one of the leaf parts as shown in above diagram (4M)
Description of function Leaf part
Main region for photosynthesis. Contain
many chloroplast to trap light energy.
Cells are loosely packed. Air spaces between cells allow gaseous exchange.
Thin and transparent layer that allows light to pass through.
Water vapor passes out during transpiration.
If question 2 is not answerable or if the picture is missing then leave it
Answer:
Explanation:
C2+c4=83
Carbon plus oxygen
sex linked traits are typically carried on the x chromosome. to denote the geontypes, a superscript is used. a female carrier of hemophillia will have the genotype xH Xh . using the letters X AND Y , what is the genotype for each of the following people?
Answer: XHY, XHXh
Explanation: I don't know if this is correct exactly but i just looked at my notes from my bio class because we did this previously so i think it's right
If a mother has an AB blood type and her daughter has BB blood type, The dad has
AA blood, the mailman has type AO blood and the neighbor has BO blood. Which one is really the father?
A.the dad
B.the mailman
C.the neighbor
D.none of them
Answer:
c. neighbor
Explanation:
half the mother, half by fathee