The correct answer is b.
The child is reaching for a toy which is not visible to him (hidden under a cloth), therefore, the child has a mental representation of the object in his/her mind. This action means that the child acknowledges that the objects continue to exist even when he/she can not hear or see them. This thought process is called object permanence and it is an ability acquired between the 4th and 7th month of a child's development.
Answer= Because polar bears depend on ice as a habitat to survive the more the temperature is rising and the sea ice melting as a result of global warming there is basically a possibility that the population of polar bears will decline because there will be no home (habitat)left for them to breed(survive)in.
I think I understand even without the picture. I'll add a picture of the Punnett Square filled in, but what you're crossing is
Tt x tt (heterozygous crossed with a homozygous recessive)
The ratio you get in the end is 2 heterozygous (Tt) and 2 homozygous (tt) offspring, so the ratio is 1:1.
So the percentage of offspring that are homozygous recessive is 50%.
Answer:
It Determines whether the protein can interact with other molecules
Explanation: Hope this Helps
Answer:
There are 3 methods to set up a wildflower classification means discovering a new flower. Those methods are discussed below in the explanation section.
Explanation:
Method one (Identification tools using):
- Search the about of the flower in the flower dictionary or flower database.
- Use any app which can identify flower such as Flowerchecker, Naturegate, etc.
- Take photos of the plant and post it on Flicker to get more information.
- Try google photos for searching about the plant by its picture.
Method two( Measuring the physical character of the plant):
- Measure the overall height of the plant.
- Measuring the width of the plant.
- Look at the flower to check how the flower is arranged on the stem.
- Count the petal number of the flower.
- Identify the color of the petals.
- Check the shape and texture of the stem.
- Check the shape, size, and arrangement of the leaves in the plant.
- Use this collected information to identify the flower in a plant database or encyclopedia.
Method three (Identifying the Flower’s Location and Blooming Time):
- Use the climate and terrain to determine the type of the flower.
- Observation of the factors in the geographic location to identify the flower.
- Find out the time of year when the flower bloomed.
- Identify the flower in an online database or encyclopedia using the collected information.
By doing this, you can set up a wildflower classification key and can find out the kingdom, family etc of the flower.
